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Discontinued Products

Scheduled Maintenance Notice: This site will be unavailable due to scheduled maintenance from 9:00 24/11/2024 to 7:00 (SGT) 25/11/2024. We apologize for the inconvenience.
Notice of End of Sales for Economy Series Pneumatic Equipment Category. More information.

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Ultra Spring Extension Coil Spring (Part Numbers)

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On Sale Till 31/03/2025

ACCURATE

Standard springs that are produced by accurate quality control.
These springs are controlled by measuring loading at two points: allowable load and independently established standard load—in addition to the required dimensions.
All products have lot numbers and full traceability.

(i)Caution

Some of the items are scheduled to be discontinued as of end of March in 2023. The manufacturer keep the items produced but they are not available with Misumi.
There are not the replacement items and the plan to resumption of sale. Please check the quotation and order screen for details.

Part Number

Configured Part Number is shown.

Product Specifications
Part Numbers
Catalog

: 30; 60; 90

Part Number
DE878
DE879
DE880
DE881
DE882
DE883
DE884
DE886
DE887
DE888
DE889
DE890
DE891
DE892
DE893
DE894
DE895
DE896
DE897
DE898
DE899
E501
E502
E503
E504
E505
E506
E507
E508
E509
E510
E511
E512
E513
E514
E515
E516
E517
E518
E519
E520
E521
E522
E523
E524
E525
E526
E527
E528
E529
E530
E531
E532
E533
E534
E535
E536
E537
E538
E539
E540
E541
E542
E543
E544
E545
E546
E547
E548
E549
E550
E551
E552
E553
E554
E555
E556
E557
E558
E559
E560
E561
E562
E563
E564
E565
E566
E567
E568
E569

Standard Unit Price	Minimum order quantity	Days to Ship	RoHS	Material	Allowable Load(Range Specification) (N)	Allowable Load P2 (N)	Length L2 in Allowable Load (mm)	Free Length Lf (mm)	O.D. OD (Ø)	Initial Tension Pi (N)	Spring Constant K (N/mm)	Load Length L1 (mm)	Reference load P1 (N)	Coil Center Diameter D (Ø)	Wire diameter d (Ø)	Total coils Nt	Maximum Elastic Curve Equation (mm)	Ordering Unit (piece)
SGD 11.61	1 Piece(s)	8 Day(s) or more	10	SWP-B	110.01～	134.35	80.5	68.6	12	55.427	6.404	76.04	103.07	10	2	24.5	11.9	3
SGD 11.83	1 Piece(s)	4 Day(s) or more	10	SWP-B	110.01～	134.35	98	82.6	12	55.427	4.982	92.16	103.07	10	2	31.5	15.4	3
SGD 33.22	1 Piece(s)	4 Day(s) or more	10	SWP-B	110.01～	166.71	121.7	93.4	18.5	56.388	3.815	110.2	120.52	16	2.5	24.5	28.3	-
SGD 33.31	1 Piece(s)	4 Day(s) or more	10	SWP-B	110.01～	166.71	147.4	110.9	18.5	56.388	2.971	132.5	120.52	16	2.5	31.5	36.5	-
SGD 33.39	1 Piece(s)	8 Day(s) or more	10	SWP-B	110.01～	166.71	176.9	130.9	18.5	56.388	2.363	157.99	120.52	16	2.5	39.5	46	-
SGD 33.50	1 Piece(s)	4 Day(s) or more	10	SWP-B	110.01～	166.71	213.7	155.9	18.5	56.388	1.893	189.85	120.52	16	2.5	49.5	57.8	-
SGD 49.98	1 Piece(s)	8 Day(s) or more	10	SWP-B	110.01～	166.71	261.5	188.4	18.5	56.388	1.5	231.26	120.52	16	2.5	62.5	73.1	-
SGD 33.08	1 Piece(s)	8 Day(s) or more	10	SWP-B	110.01～	166.71	70.2	58.4	18.5	56.388	8.904	65.6	120.52	16	2.5	10.5	11.8	-
SGD 33.10	1 Piece(s)	8 Day(s) or more	10	SWP-B	110.01～	166.71	77.5	63.4	18.5	56.388	7.482	71.97	120.52	16	2.5	12.5	14.1	-
SGD 33.13	1 Piece(s)	8 Day(s) or more	10	SWP-B	110.01～	166.71	88.6	70.9	18.5	56.388	6.031	81.53	120.52	16	2.5	15.5	17.7	-
SGD 33.17	1 Piece(s)	8 Day(s) or more	10	SWP-B	110.01～	166.71	103.3	80.9	18.5	56.388	4.795	94.27	120.52	16	2.5	19.5	22.4	-
SGD 17.34	2 Piece(s)	8 Day(s) or more	10	SWP-B	110.01～	203	121.4	103.2	15	86.603	6.227	114.07	154.27	12.5	2.5	31.5	18.2	2
SGD 33.30	1 Piece(s)	8 Day(s) or more	10	SWP-B	110.01～	203	146.2	123.2	15	86.603	4.962	136.83	154.27	12.5	2.5	39.5	23	-
SGD 33.37	1 Piece(s)	8 Day(s) or more	10	SWP-B	110.01～	203	177.1	148.2	15	86.603	3.962	165.28	154.27	12.5	2.5	49.5	28.9	-
SGD 33.48	1 Piece(s)	8 Day(s) or more	10	SWP-B	110.01～	203	217.3	180.7	15	86.603	3.138	202.26	154.27	12.5	2.5	62.5	36.6	-
SGD 33.62	1 Piece(s)	8 Day(s) or more	10	SWP-B	110.01～	203	269.9	223.2	15	86.603	2.471	250.63	154.27	12.5	2.5	79.5	46.7	-
SGD 16.91	2 Piece(s)	8 Day(s) or more	10	SWP-B	110.01～	203	56.5	50.7	15	86.603	18.682	54.32	154.27	12.5	2.5	10.5	5.8	2
SGD 16.95	2 Piece(s)	8 Day(s) or more	10	SWP-B	110.01～	203	62.7	55.7	15	86.603	15.691	60.01	154.27	12.5	2.5	12.5	7	2
SGD 17.00	2 Piece(s)	8 Day(s) or more	10	SWP-B	110.01～	203	71.9	63.2	15	86.603	12.651	68.55	154.27	12.5	2.5	15.5	8.7	2
SGD 17.09	2 Piece(s)	8 Day(s) or more	10	SWP-B	110.01～	203	84.3	73.2	15	86.603	10.062	79.93	154.27	12.5	2.5	19.5	11.1	2
SGD 17.19	2 Piece(s)	8 Day(s) or more	10	SWP-B	110.01～	203	99.8	85.7	15	86.603	8.002	94.15	154.27	12.5	2.5	24.5	14.1	2
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	0.54	24.8	9.5	3.2	0.059	0.031	17	0.29	3	0.2	15.5	15.3	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	0.54	34.6	11.3	3.2	0.059	0.021	22.7	0.29	3	0.2	24.5	23.3	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	0.54	52	14.3	3.2	0.059	0.013	32.8	0.29	3	0.2	39.5	37.7	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	0.54	80.2	18.9	3.2	0.059	0.008	48.9	0.29	3	0.2	62.5	61.3	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	0.64	32.3	11.6	4	0.049	0.028	21.9	0.34	3.77	0.23	15.5	20.7	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	0.64	47	13.7	4	0.049	0.018	30.4	0.34	3.77	0.23	24.5	33.3	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	0.64	71.7	17.1	4	0.049	0.011	44.4	0.34	3.77	0.23	39.5	54.6	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	0.64	108.1	22.4	4	0.049	0.007	65.3	0.34	3.77	0.23	62.5	85.7	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	0.69	16.1	7.9	2.5	0.108	0.071	11.9	0.39	2.3	0.2	15.5	8.2	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	0.69	22.5	9.7	2.5	0.108	0.045	16	0.39	2.3	0.2	24.5	12.8	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	0.69	33	12.7	2.5	0.108	0.028	22.7	0.39	2.3	0.2	39.5	20.3	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	0.69	50.1	17.3	2.5	0.108	0.018	33.4	0.39	2.3	0.2	62.5	32.8	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	0.78	21.7	9.8	3.2	0.108	0.057	15.7	0.44	2.97	0.23	15.5	11.9	-
SGD 1.54	20 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	0.78	30.1	11.9	3.2	0.108	0.037	20.8	0.44	2.97	0.23	24.5	18.2	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	0.78	44.1	15.3	3.2	0.108	0.024	29.5	0.44	2.97	0.23	39.5	28.8	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	0.78	66.6	20.6	3.2	0.108	0.015	43.3	0.44	2.97	0.23	62.5	46	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	0.93	29.6	11.9	4	0.098	0.047	20.2	0.49	3.74	0.26	15.5	17.7	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	0.93	41.7	14.3	4	0.098	0.03	27.2	0.49	3.74	0.26	24.5	27.4	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	0.93	62.9	18.2	4	0.098	0.019	39.3	0.49	3.74	0.26	39.5	44.7	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	0.93	95	24.2	4	0.098	0.012	57.5	0.49	3.74	0.26	62.5	70.8	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	0.88	11.6	6.8	2	0.177	0.147	9.3	0.54	1.8	0.2	15.5	4.8	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	0.88	16.1	8.6	2	0.177	0.094	12.5	0.54	1.8	0.2	24.5	7.5	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	0.88	23.6	11.6	2	0.177	0.059	17.8	0.54	1.8	0.2	39.5	12	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	0.88	34.7	16.2	2	0.177	0.038	25.7	0.54	1.8	0.2	62.5	18.5	-
SGD 1.54 SGD 0.31	1 Piece(s)	Same day	10	SUS304WPB	~1.25	1.03	14.8	8.3	2.5	0.196	0.128	11.4	0.59	2.27	0.23	15.5	6.5	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	1.03	20.5	10.4	2.5	0.196	0.082	15.2	0.59	2.27	0.23	24.5	10.1	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	1.03	29.8	13.8	2.5	0.196	0.052	21.3	0.59	2.27	0.23	39.5	16	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	1.03	44.9	19.1	2.5	0.196	0.032	31.2	0.59	2.27	0.23	62.5	25.8	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	1.18	20.5	10.2	3.2	0.186	0.096	15.4	0.69	2.94	0.26	15.5	10.3	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	1.18	28.5	12.5	3.2	0.186	0.062	20.5	0.69	2.94	0.26	24.5	16	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	1.18	42.3	16.4	3.2	0.186	0.038	29.3	0.69	2.94	0.26	39.5	25.9	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	~1.25	1.18	62.8	22.4	3.2	0.186	0.025	42.6	0.69	2.94	0.26	62.5	40.4	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	1.27	27	12.3	4	0.177	0.075	19.8	0.74	3.71	0.29	15.5	14.7	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	1.27	38.2	14.9	4	0.177	0.047	26.8	0.74	3.71	0.29	24.5	23.3	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	1.27	55.4	19.3	4	0.177	0.03	37.7	0.74	3.71	0.29	39.5	36.1	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	1.27	84.9	25.9	4	0.177	0.019	55.9	0.74	3.71	0.29	62.5	59	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	1.37	37	14.9	5	0.157	0.055	26.3	0.78	4.68	0.32	15.5	22.1	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	1.37	52.2	17.8	5	0.157	0.035	35.6	0.78	4.68	0.32	24.5	34.4	-
SGD 1.54	20 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	1.37	76.5	22.6	5	0.157	0.023	50.4	0.78	4.68	0.32	39.5	53.9	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	1.37	118.5	29.9	5	0.157	0.014	75.6	0.78	4.68	0.32	62.5	88.6	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	1.52	14.1	8.6	2.5	0.333	0.218	11.3	0.93	2.24	0.26	15.5	5.5	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	1.52	19.5	11	2.5	0.333	0.14	15.2	0.93	2.24	0.26	24.5	8.5	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	1.52	28.5	14.9	2.5	0.333	0.087	21.7	0.93	2.24	0.26	39.5	13.6	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	1.52	42.1	20.9	2.5	0.333	0.056	31.5	0.93	2.24	0.26	62.5	21.2	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	1.62	19	10.5	3.2	0.304	0.154	14.9	0.98	2.91	0.29	15.5	8.5	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	1.62	26.5	13.2	3.2	0.304	0.099	20	0.98	2.91	0.29	24.5	13.3	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	1.62	38.8	17.5	3.2	0.304	0.062	28.5	0.98	2.91	0.29	39.5	21.3	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	1.62	57.7	24.2	3.2	0.304	0.039	41.5	0.98	2.91	0.29	62.5	33.5	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	1.72	25.4	12.7	4	0.275	0.114	18.9	0.98	3.68	0.32	15.5	12.7	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	1.72	35.5	15.6	4	0.275	0.073	25.3	0.98	3.68	0.32	24.5	19.9	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	1.72	52.4	20.4	4	0.275	0.045	36.1	0.98	3.68	0.32	39.5	32	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	1.72	78.4	27.7	4	0.275	0.028	52.5	0.98	3.68	0.32	62.5	50.7	-
SGD 1.54	1 Piece(s)	Same day	10	SUS304WPB	1.26~3.50	1.77	34.6	15.2	5	0.226	0.079	24.7	0.98	4.65	0.35	15.5	19.4	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	1.77	48	18.4	5	0.226	0.052	32.9	0.98	4.65	0.35	24.5	29.6	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	1.77	72.7	23.6	5	0.226	0.031	47.7	0.98	4.65	0.35	39.5	49.1	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	1.77	106.5	31.7	5	0.226	0.021	68.4	0.98	4.65	0.35	62.5	74.8	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	2.06	45.9	18.7	6.3	0.245	0.067	32.7	1.18	5.9	0.4	15.5	27.2	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	2.06	64.4	22.3	6.3	0.245	0.043	43.9	1.18	5.9	0.4	24.5	42.1	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	2.06	96.8	28.3	6.3	0.245	0.026	63.5	1.18	5.9	0.4	39.5	68.5	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	2.06	140.3	37.5	6.3	0.245	0.018	90.3	1.18	5.9	0.4	62.5	102.8	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	2.26	24.1	13	4	0.412	0.166	18.8	1.37	3.65	0.35	15.5	11.1	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	2.26	33.6	16.2	4	0.412	0.106	25.3	1.37	3.65	0.35	24.5	17.4	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	2.26	49.5	21.4	4	0.412	0.066	36	1.37	3.65	0.35	39.5	28.1	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	2.26	73.2	29.5	4	0.412	0.042	52.3	1.37	3.65	0.35	62.5	43.7	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	2.16	13.7	9	2.5	0.52	0.352	11.4	1.37	2.21	0.29	15.5	4.7	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	2.16	18.9	11.6	2.5	0.52	0.225	15.4	1.37	2.21	0.29	24.5	7.3	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	2.16	27.6	16	2.5	0.52	0.141	22	1.37	2.21	0.29	39.5	11.6	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	2.16	41	22.6	2.5	0.52	0.089	32.2	1.37	2.21	0.29	62.5	18.4	-
SGD 1.54	1 Piece(s)	4 Day(s) or more	10	SUS304WPB	1.26~3.50	2.21	18.3	10.9	3.2	0.471	0.235	14.7	1.37	2.88	0.32	15.5	7.4	-

Product TOP

Basic Information

Hook Type	Reverse Hook	Hook Facing Angle	180°

Configure

863 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

Material
- SUS304WPB
- SWP-B
Clear
Allowable Load(Range Specification)(N)
- ~1.25
- 1.26~3.50
- 3.51~8.00
- 8.01~15.00
- 15.01~30.00
- 30.01~60.00
- 60.01~110.00
- 110.01～
Clear
Allowable Load P2(N)
0.16

0.19

0.21

0.23

0.27

0.32

0.4

0.49

0.54

0.62

0.63

0.64

0.69

0.76

0.78

0.88

0.9

0.93

1.03

1.13

1.18

1.27

1.37

1.52

1.62

1.67

1.72

1.77

1.86

2.06

2.16

2.21

2.26

2.3

2.4

2.65

2.79

2.89

2.94

3.33

3.38

3.53

3.78

4.07

4.17

4.36

4.85

5.15

5.25

5.39

5.49

5.98

6.72

6.96

7.06

7.26

7.35

8.63

8.83

9.02

9.12

9.17

10.2

10.69

11.08

11.18

11.28

11.57

12.94

13.44

14.02

15.4

15.89

16.97

17.16

17.36

18.34

20.4

21.08

25.01

25.3

25.5

31.38

31.68

34.52

36.77

37.76

38.25

41.68

46.09

50.5

51.29

53.94

55.9

61.78

61.98

63.25

65.7

70.31

76

89.24

90.42

91.2

112.78

114.74

134.35

140.24

166.71

203
Clear
Length L2 in Allowable Load(mm)
3.7

4.1

4.7

4.9

5.2

5.4

5.5

5.9

6.1

6.2

6.5

6.9

7

7.2

7.3

7.5

7.9

8

8.1

8.2

8.3

8.7

8.8

9

9.1

9.2

9.4

9.5

9.6

9.8

9.9

10

10.1

10.2

10.5

10.6

10.9

11

11.1

11.2

11.3

11.4

11.5

11.6

11.7

11.8

11.9

12

12.1

12.4

12.5

12.6

12.8

13

13.1

13.3

13.4

13.5

13.7

14

14.1

14.2

14.4

14.6

14.8

15

15.1

15.2

15.3

15.4

15.5

15.7

15.9

16

16.1

16.5

16.6

16.8

17

17.1

17.4

17.5

17.7

17.8

18.1

18.2

18.3

18.5

18.7

18.8

18.9

19

19.1

19.2

19.3

19.4

19.5

19.6

19.8

19.9

20.1

20.5

20.6

20.8

20.9

21

21.1

21.2

21.3

21.4

21.6

21.7

21.9

22.1

22.2

22.5

22.6

22.8

22.9

23.1

23.2

23.5

23.6

23.7

23.8

23.9

24

24.1

24.4

24.5

24.7

24.8

25

25.3

25.4

25.5

25.6

25.7

25.8

25.9

26

26.4

26.5

26.6

26.7

27

27.1

27.2

27.6

28

28.1

28.2

28.3

28.5

28.9

29

29.4

29.5

29.6

29.7

29.8

30.1

30.6

30.7

30.8

30.9

31.2

31.3

31.4

31.8

32

32.1

32.2

32.3

32.9

33

33.3

33.5

33.6

33.8

34

34.2

34.4

34.5

34.6

34.7

34.8

34.9

35

35.4

35.5

35.6

35.8

35.9

36.1

36.4

36.6

36.7

36.8

37

37.1

37.4

37.5

37.7

37.8

38.1

38.2

38.4

38.7

38.8

39

39.5

39.6

39.7

39.8

39.9

40.4

40.7

40.9

41

41.1

41.3

41.4

41.7

42

42.1

42.3

42.5

42.6

42.8

42.9

43.5

43.9

44.1

44.3

44.4

44.8

44.9

45.4

45.5

45.6

45.7

45.9

46.7

46.8

47

47.1

47.2

47.6

47.7

48

48.1

48.2

48.3

48.6

48.9

49.4

49.5

49.9

50.1

50.4

50.5

50.6

50.7

50.8

51

51.2

51.5

51.7

52

52.1

52.2

52.3

52.4

52.5

52.8

53.2

53.5

53.7

54.3

54.6

54.8

55

55.1

55.2

55.4

55.5

56.4

56.5

56.7

56.8

56.9

57

57.6

57.7

57.8

57.9

58

58.2

58.6

58.9

59.1

59.2

59.3

59.4

59.6

59.8

59.9

60

60.8

61

61.6

61.7

62.2

62.3

62.5

62.7

62.8

62.9

63

63.2

63.6

63.9

64.2

64.4

65

65.2

65.4

66.3

66.6

67

67.6

67.7

68

68.1

68.2

68.4

68.6

69.6

69.7

70

70.1

70.2

70.6

71.2

71.3

71.4

71.5

71.7

71.9

72.2

72.7

72.8

73

73.2

73.4

73.5

73.7

73.8

73.9

74.3

74.8

75.3

75.6

75.7

75.9

76.1

76.3

76.4

76.5

76.7

76.9

77.5

78.2

78.4

78.7

79.1

79.2

79.4

79.8

80.2

80.5

81

81.1

81.2

81.4

83

83.3

83.8

84

84.2

84.3

84.5

84.6

84.7

84.9

85.1

85.2

85.3

85.6

86.4

86.6

86.7

86.9

87.4

88.6

88.7

89.2

89.3

89.9

90.2

90.5

91.3

91.7

91.8

92.2

92.8

93.2

93.3

95

95.1

95.2

95.3

95.4

95.6

95.9

96.5

96.8

96.9

97.8

98

98.2

99.1

99.4

99.8

101

101.1

101.3

102.1

102.3

103.1

103.3

103.5

103.6

104.1

104.2

104.5

104.6

104.8

104.9

105.2

105.6

106

106.5

106.8

107.3

108.1

108.4

108.6

110

110.3

110.9

111

111.5

111.6

112.6

112.7

113.1

114.1

114.3

114.5

114.9

115.3

115.5

115.6

116.2

116.3

116.4

118.1

118.4

118.5

120.1

120.3

121.4

121.7

122

122.9

123.4

123.5

124.1

125

125.1

125.4

126.1

126.8

127.1

127.5

127.7

128.5

129.5

129.7

129.9

130.1

133

133.7

134.2

136.7

136.9

138.4

139.6

140.1

140.3

140.8

141.1

141.3

141.8

141.9

142

143.1

144.5

145.4

146.2

147.4

147.9

149.4

149.5

150.4

151.1

151.2

152.5

152.6

153.1

154.6

154.7

154.8

154.9

155.5

156.4

157.2

158.2

158.7

158.9

159.5

160.5

160.6

162.6

163.5

167.6

168.8

169.1

169.5

169.8

172.5

174.7

175.6

176.3

176.9

177.1

178.6

179.3

180.2

180.9

183.3

185.4

185.7

187.1

187.3

188.2

188.3

189.5

190.2

190.4

191.3

194.6

195.6

198.6

200.3

202.7

204.4

205.7

206.6

209.7

213.7

214

214.8

216.6

217.3

218.2

220.1

222.3

226.1

227.2

229.3

229.5

230.3

230.4

232

233.3

235

236.1

236.4

236.9

238.7

241.8

242

243.1

256.2

261.5

265.1

265.4

268

268.4

269.9

271.2

277.4

278.3

279

282

285.5

286.9

288.8

290.6

291.9

299.3

301.4

317.9

328.4

328.5

334.7

338

338.3

340.2

343.6

350

352.9

353.9

360.7

406.5

406.8

416.4

422.1

428

432.2

439.1

499.7

512.3

518.4

535.9

621.6

629.5

782.9
Clear
Free Length Lf(mm)
2.7

2.9

3.1

3.2

3.3

3.5

3.6

3.7

3.9

4

4.1

4.3

4.4

4.5

4.6

4.8

4.9

5

5.2

5.4

5.5

5.6

5.7

5.8

5.9

6

6.2

6.3

6.4

6.5

6.6

6.7

6.8

7

7.1

7.2

7.3

7.4

7.5

7.7

7.8

7.9

8

8.1

8.2

8.3

8.4

8.5

8.6

8.7

8.9

9

9.1

9.2

9.3

9.4

9.5

9.6

9.7

9.8

10

10.1

10.2

10.3

10.4

10.5

10.6

10.7

10.8

10.9

11

11.1

11.2

11.3

11.5

11.6

11.7

11.8

11.9

12

12.1

12.3

12.4

12.5

12.6

12.7

12.8

12.9

13

13.1

13.2

13.3

13.4

13.6

13.7

13.8

13.9

14

14.1

14.2

14.3

14.4

14.5

14.6

14.7

14.8

14.9

15

15.1

15.2

15.3

15.5

15.6

15.8

15.9

16

16.1

16.2

16.3

16.4

16.5

16.6

16.7

16.8

16.9

17.1

17.2

17.3

17.5

17.6

17.7

17.8

17.9

18.1

18.2

18.3

18.4

18.5

18.6

18.7

18.8

18.9

19

19.1

19.2

19.3

19.4

19.5

19.7

19.8

19.9

20

20.1

20.2

20.3

20.4

20.5

20.6

20.8

20.9

21

21.1

21.3

21.4

21.6

21.7

22.2

22.3

22.4

22.5

22.6

22.8

22.9

23

23.1

23.2

23.4

23.5

23.6

23.7

23.9

24

24.1

24.2

24.3

24.4

24.6

24.7

24.8

24.9

25

25.2

25.3

25.4

25.5

25.6

25.9

26

26.1

26.2

26.3

26.5

26.6

26.9

27.2

27.4

27.6

27.7

27.9

28

28.1

28.2

28.3

28.4

28.5

28.6

28.9

29

29.1

29.2

29.3

29.4

29.5

29.6

29.7

29.9

30

30.1

30.3

30.5

30.7

30.9

31

31.2

31.3

31.5

31.7

31.9

32.1

32.2

32.4

32.5

32.6

32.7

32.9

33

33.3

33.4

33.6

33.7

33.8

34.3

34.6

35.1

35.2

35.4

35.5

35.6

35.7

35.9

36.1

36.2

36.3

36.5

36.6

36.7

36.8

36.9

37.2

37.3

37.5

37.6

38

38.1

38.2

38.3

38.4

38.7

38.8

38.9

39.1

39.2

39.3

39.4

39.6

39.8

40.1

40.3

40.5

40.6

40.9

41.1

41.3

41.4

41.6

41.7

41.8

42.3

42.4

42.7

42.9

43

43.4

43.5

44.2

44.4

44.5

44.6

44.7

44.9

45.3

45.6

45.7

45.8

46.1

46.2

46.4

46.5

46.7

46.8

46.9

47.3

47.4

47.9

48

48.2

48.6

49.3

49.6

49.7

50.1

50.4

50.6

50.7

50.8

50.9

51.1

51.3

51.5

51.7

52.1

52.2

52.3

52.4

52.5

52.6

53

53.1

53.3

53.7

53.8

54.9

55.2

55.5

55.7

55.9

56

56.1

56.2

56.4

56.6

56.8

57

57.8

58.1

58.4

58.6

58.9

59

59.3

59.4

59.9

60

60.1

60.3

60.5

60.6

61.1

61.3

61.7

62.1

62.2

62.6

62.9

63.1

63.2

63.4

63.6

63.8

64.1

64.3

64.5

64.7

64.8

65.3

65.4

65.5

65.8

66.1

66.6

66.9

67.2

68.2

68.6

69.3

69.9

70.3

70.5

70.8

70.9

71

71.4

71.8

72.2

72.3

72.5

72.6

73.1

73.2

73.3

73.6

74.1

74.2

75.2

75.4

75.8

76

76.5

76.7

77.4

77.6

77.8

78

78.2

78.5

78.9

79.7

80.2

80.6

80.7

80.9

81.3

81.8

82

82.4

82.6

83.1

83.2

83.3

83.6

83.7

84.6

85.3

85.7

86.2

86.6

87.9

88.1

88.8

89.3

89.7

90.5

90.6

90.7

91.6

92.2

92.5

92.9

93.4

93.6

94.2

94.9

95.6

95.8

96.5

98.6

98.7

100.2

100.3

100.7

101.6

101.8

102.2

103.2

104.1

104.6

104.7

104.8

105.3

105.8

106.1

107.4

109

110.9

111.7

111.8

112.5

113.2

115.5

115.6

115.7

116.1

116.2

117.9

118.6

119.7

120

120.1

120.6

121.3

122.1

123.2

124.1

125.4

125.6

128.6

130.7

130.9

131.6

131.8

133.1

133.3

138.6

139.7

140.6

141.6

142.1

142.9

144.6

146.1

147.3

148.2

150.1

150.4

150.7

151.6

152.8

153.4

155.9

157.8

160.5

162.2

164.7

166.1

166.6

169.3

175.7

177.6

178.6

180.7

184.1

188.4

191.1

191.8

197.2

200.6

208.2

211.6

223.2

223.6

239.7

250.7

266.1
Clear
O.D. OD(Ø)
0.9

1.1

1.12

1.3

1.32

1.36

1.4

1.72

1.76

1.8

1.85

1.92

2

2.16

2.2

2.25

2.32

2.4

2.5

2.7

2.75

2.82

2.9

3

3.2

3.45

3.52

3.6

3.7

3.83

4

4.32

4.4

4.5

4.63

4.8

5

5.4

5.5

5.63

5.8

6

6.3

6.8

6.93

7.1

7.3

7.55

8

8.63

8.8

9

9.25

9.6

10

10.8

11

11.25

11.6

12

12.5

13.5

13.75

14.1

14.5

15

16

17.25

17.6

18

18.5

20

21.6

22

22.5

27

27.5

34.5
Clear
Initial Tension Pi(N)
0.029

0.033

0.039

0.049

0.059

0.061

0.063

0.086

0.098

0.108

0.147

0.157

0.167

0.177

0.186

0.196

0.226

0.245

0.255

0.265

0.275

0.304

0.333

0.392

0.412

0.431

0.441

0.471

0.52

0.549

0.588

0.608

0.657

0.677

0.686

0.735

0.824

0.962

1

1.01

1.059

1.147

1.177

1.422

1.442

1.569

1.579

1.648

1.667

1.677

1.687

1.736

1.765

2.059

2.216

2.314

2.403

2.461

2.501

2.707

2.746

2.785

3.344

3.462

3.609

3.756

4.07

4.236

4.511

5.413

6.257

6.306

6.61

6.649

6.963

7.12

8.826

8.865

9.159

9.767

9.846

10.836

11.866

14.092

14.612

15.034

15.691

16.397

16.936

18.338

18.437

21.477

25.017

25.203

26.458

27.949

35.471

39.089

39.423

55.427

56.388

86.603
Clear
Spring Constant K(N/mm)
0.006

0.007

0.008

0.009

0.01

0.011

0.012

0.013

0.014

0.015

0.016

0.017

0.018

0.019

0.021

0.022

0.023

0.024

0.025

0.026

0.027

0.028

0.03

0.031

0.032

0.034

0.035

0.036

0.037

0.038

0.039

0.04

0.041

0.042

0.043

0.044

0.045

0.047

0.048

0.049

0.051

0.052

0.053

0.054

0.055

0.056

0.057

0.058

0.059

0.06

0.061

0.062

0.063

0.065

0.066

0.067

0.068

0.069

0.07

0.071

0.072

0.073

0.074

0.075

0.076

0.078

0.079

0.08

0.081

0.082

0.083

0.084

0.085

0.086

0.087

0.088

0.089

0.09

0.091

0.093

0.094

0.095

0.096

0.097

0.098

0.099

0.1

0.101

0.103

0.106

0.107

0.108

0.11

0.111

0.113

0.114

0.115

0.118

0.119

0.124

0.125

0.126

0.127

0.128

0.13

0.132

0.133

0.134

0.137

0.138

0.139

0.14

0.141

0.142

0.147

0.148

0.149

0.15

0.151

0.154

0.155

0.157

0.158

0.16

0.161

0.164

0.166

0.167

0.168

0.17

0.171

0.172

0.177

0.18

0.185

0.186

0.188

0.195

0.196

0.198

0.199

0.201

0.204

0.206

0.207

0.21

0.212

0.215

0.216

0.218

0.223

0.224

0.225

0.226

0.233

0.235

0.238

0.24

0.241

0.245

0.248

0.249

0.25

0.252

0.255

0.258

0.26

0.265

0.268

0.271

0.275

0.277

0.282

0.284

0.293

0.294

0.3

0.301

0.304

0.31

0.311

0.313

0.314

0.315

0.317

0.32

0.321

0.324

0.325

0.327

0.331

0.334

0.335

0.34

0.343

0.347

0.351

0.352

0.353

0.356

0.363

0.369

0.373

0.375

0.378

0.382

0.383

0.392

0.393

0.397

0.398

0.402

0.407

0.412

0.415

0.42

0.422

0.431

0.441

0.444

0.451

0.461

0.468

0.47

0.471

0.479

0.481

0.483

0.49

0.491

0.494

0.5

0.503

0.506

0.51

0.513

0.52

0.523

0.528

0.53

0.532

0.539

0.549

0.556

0.557

0.559

0.569

0.579

0.588

0.598

0.606

0.608

0.618

0.626

0.628

0.629

0.633

0.635

0.637

0.647

0.653

0.654

0.657

0.667

0.686

0.696

0.697

0.726

0.733

0.745

0.747

0.755

0.757

0.76

0.765

0.775

0.78

0.782

0.785

0.794

0.804

0.814

0.816

0.824

0.834

0.845

0.873

0.902

0.912

0.932

0.934

0.941

0.951

0.956

0.961

0.971

0.981

0.984

0.99

1

1.01

1.02

1.04

1.044

1.069

1.089

1.108

1.128

1.167

1.177

1.187

1.196

1.206

1.216

1.226

1.236

1.245

1.255

1.265

1.285

1.294

1.314

1.321

1.334

1.344

1.412

1.417

1.471

1.481

1.491

1.5

1.52

1.53

1.545

1.559

1.563

1.569

1.579

1.589

1.598

1.618

1.628

1.632

1.648

1.687

1.736

1.775

1.785

1.824

1.863

1.893

1.912

1.915

1.922

1.932

1.961

1.971

1.981

1.991

2.001

2.01

2.03

2.04

2.069

2.092

2.118

2.28

2.295

2.334

2.363

2.393

2.403

2.412

2.422

2.452

2.471

2.491

2.511

2.53

2.55

2.56

2.569

2.618

2.628

2.638

2.716

2.971

3.02

3.04

3.06

3.089

3.128

3.138

3.168

3.177

3.197

3.217

3.236

3.275

3.295

3.648

3.736

3.776

3.815

3.834

3.903

3.962

3.972

3.981

4.021

4.05

4.119

4.148

4.452

4.491

4.56

4.795

4.962

4.982

5.001

5.021

5.06

5.119

5.139

5.178

5.982

6.031

6.119

6.178

6.227

6.276

6.404

6.423

6.433

7.473

7.482

7.649

7.659

8.002

8.041

8.1

8.904

9.12

10.042

10.062

10.12

11.964

12.553

12.651

14.945

15.691

18.682
Clear
Load Length L1(mm)
3.25

3.56

4.01

4.02

4.06

4.34

4.44

4.63

4.78

4.8

4.94

4.95

4.97

5.02

5.23

5.29

5.39

5.43

5.46

5.71

5.78

5.89

5.93

6.14

6.19

6.42

6.44

6.46

6.48

6.65

6.74

6.81

6.88

6.89

6.9

6.93

7.04

7.1

7.11

7.17

7.51

7.68

7.9

7.92

8

8.08

8.1

8.18

8.29

8.39

8.48

8.56

8.62

8.69

8.73

8.74

8.93

9.05

9.14

9.21

9.27

9.3

9.36

9.44

9.46

9.52

9.59

9.61

9.85

9.86

9.93

9.95

10

10.01

10.05

10.1

10.15

10.19

10.51

10.52

10.58

10.64

10.86

10.89

11.13

11.19

11.26

11.3

11.32

11.33

11.34

11.4

11.53

11.61

11.65

11.86

11.9

12.06

12.09

12.32

12.33

12.36

12.5

12.57

12.61

12.64

12.66

12.73

12.77

13.12

13.14

13.2

13.49

13.53

13.57

13.58

13.62

13.79

13.8

13.9

13.93

14.01

14.09

14.12

14.13

14.2

14.22

14.24

14.4

14.48

14.5

14.57

14.7

14.83

14.9

14.92

14.96

15.13

15.19

15.2

15.4

15.56

15.66

15.67

15.7

15.8

15.89

16

16.4

16.43

16.45

16.52

16.54

16.66

16.7

16.78

16.84

16.93

16.95

16.98

17

17.02

17.27

17.34

17.4

17.68

17.76

17.79

17.8

17.89

17.92

17.95

18.05

18.1

18.12

18.33

18.62

18.73

18.77

18.8

18.9

19.3

19.45

19.51

19.53

19.62

19.67

19.69

19.71

19.8

20

20.03

20.18

20.2

20.37

20.46

20.5

20.75

20.77

20.8

20.82

20.84

20.91

20.95

20.97

21.01

21.14

21.19

21.21

21.3

21.34

21.39

21.65

21.7

21.78

21.83

21.9

22

22.02

22.12

22.31

22.4

22.49

22.5

22.55

22.6

22.67

22.7

22.8

22.84

22.89

22.9

22.91

23.05

23.25

23.26

23.31

23.35

23.47

23.7

23.8

23.85

24.03

24.2

24.25

24.3

24.34

24.38

24.4

24.47

24.7

24.71

24.78

24.91

25.02

25.3

25.44

25.64

25.7

25.87

26.01

26.14

26.26

26.3

26.35

26.44

26.63

26.79

26.8

27.11

27.2

27.28

27.31

27.5

27.8

27.82

27.87

27.91

27.98

27.99

28.1

28.2

28.24

28.3

28.37

28.49

28.5

28.81

29.04

29.1

29.15

29.29

29.3

29.42

29.5

29.55

29.58

29.6

29.74

29.83

30

30.06

30.13

30.3

30.4

30.47

30.5

30.57

30.69

30.7

30.82

31.07

31.11

31.2

31.25

31.5

31.83

31.9

31.98

32.2

32.5

32.62

32.69

32.7

32.8

32.9

33.03

33.14

33.22

33.4

33.44

33.49

33.63

33.65

33.66

33.8

33.94

34.48

34.5

34.7

34.79

34.8

35.03

35.2

35.29

35.3

35.42

35.57

35.58

35.6

35.63

35.67

35.99

36

36.1

36.16

36.33

36.42

36.5

36.85

36.91

37

37.23

37.7

37.77

37.8

38

38.1

38.18

38.4

38.55

38.79

38.9

39.03

39.04

39.3

39.48

39.5

39.6

39.62

39.74

40

40.32

41.1

41.11

41.2

41.22

41.33

41.5

41.72

41.73

41.79

41.8

41.84

41.87

41.97

42.22

42.26

42.6

42.7

42.86

43.02

43.12

43.3

43.42

43.5

43.72

43.79

43.9

44.01

44.08

44.4

44.47

44.64

44.68

44.8

44.94

45.17

45.2

45.38

45.48

45.89

45.93

45.94

46.6

46.77

47.47

47.49

47.7

47.9

48.29

48.4

48.46

48.53

48.7

48.77

48.9

48.94

49.49

49.66

50.3

50.4

50.6

50.9

51.04

51.11

51.26

51.4

51.72

51.91

52.04

52.11

52.13

52.16

52.3

52.5

52.53

52.8

52.95

53.11

53.48

53.55

53.7

53.8

53.98

54

54.32

54.6

54.84

54.89

55.28

55.3

55.31

55.46

55.65

55.9

56.15

56.16

56.2

56.41

56.8

57.09

57.5

58.05

58.5

58.61

58.62

58.8

59.05

59.5

59.58

59.6

59.94

60.01

60.33

60.4

60.45

60.7

60.8

61.18

61.4

61.43

61.44

61.54

62.3

62.52

63

63.16

63.4

63.48

63.5

64.08

64.4

64.52

64.59

64.6

65.3

65.54

65.6

65.7

65.77

65.94

66.39

66.62

67.26

67.79

67.8

67.89

68.4

68.55

68.86

68.87

69

69.08

69.1

69.9

69.97

70.14

70.51

70.61

70.66

70.73

71.51

71.7

71.8

71.97

72.15

72.57

72.89

73

73.25

73.65

73.86

74.2

74.42

74.5

74.51

74.55

74.85

75.6

75.77

75.89

75.9

76.04

76.09

76.41

76.89

77.53

78.4

78.5

78.6

78.92

79.38

79.7

79.74

79.77

79.8

79.93

80.12

80.3

80.79

81.12

81.2

81.48

81.53

81.7

82.25

82.75

83.15

83.44

84.02

84.54

84.6

85

85.2

85.36

85.47

85.7

86.73

86.78

86.8

87.17

87.22

87.3

88

88.42

88.65

89.33

89.45

90.3

90.5

90.9

91.42

91.86

92.1

92.16

92.39

92.43

93.67

93.8

93.91

94.15

94.27

94.34

95.23

95.4

96.31

98.26

98.55

98.6

98.99

99.6

99.9

99.91

99.94

100.08

101.73

102.13

102.58

103.1

103.16

104.21

104.4

104.6

104.97

105.5

106.3

106.41

106.55

107

107.98

108.12

109.04

109.3

109.45

109.5

110.2

110.59

113.05

113.23

113.5

114.06

114.07

114.6

114.7

115

115.6

116.05

116.66

117.4

118.16

118.31

119.06

119.63

120.15

120.3

120.7

122.13

122.74

123.9

124.06

124.98

125.26

127.74

127.9

128.2

129.63

130.12

130.5

131.21

131.53

131.66

132.04

132.39

132.5

133.6

133.63

133.82

134.22

134.7

135.31

136.83

139.9

141.01

143.94

144.23

145.79

146.23

146.24

146.56

147.06

148.88

149.21

149.26

150.61

152.43

152.54

155.4

156.07

157.41

157.99

159.9

160.17

160.72

160.93

161.4

162.91

163.58

163.85

164.13

165.28

165.3

166.07

170.2

172.3

175.98

177.67

178.16

178.33

180.36

181.1

182.72

183.58

184.4

186.99

187.12

189.1

189.85

190.28

191.54

194.7

195.7

195.82

198.73

198.79

202.26

202.6

202.74

208.38

209.98

214.04

219.87

222.09

223.34

223.39

223.96

226.68

227.56

227.92

230.6

231.26

232.35

233.3

243.5

245.7

250.63

252.48

252.94

255.04

267.97

272.03

273.57

276.85

278.03

280.4

307.73

312.63

318.92

334.88

335.9

337.4

340.84

372.91

379.99

382.61

415.04

460.04

465.4

573.67
Clear
Reference load P1(N)
0.1

0.12

0.13

0.15

0.17

0.21

0.24

0.29

0.34

0.37

0.39

0.4

0.44

0.46

0.49

0.54

0.56

0.58

0.59

0.69

0.72

0.74

0.76

0.78

0.89

0.92

0.93

0.98

1.12

1.16

1.18

1.37

1.43

1.48

1.57

1.67

1.77

1.78

1.84

2.06

2.24

2.26

2.31

2.35

2.85

2.91

3.04

3.14

3.24

3.57

3.67

4.12

4.22

4.31

4.53

4.58

5.1

5.59

5.73

5.76

5.79

5.98

6.86

7.06

7.26

7.33

7.35

9.07

9.18

9.81

10.79

11.3

11.34

11.47

11.66

11.77

14.11

14.69

16.18

16.96

17.64

18.37

19.61

21.67

21.71

22.41

22.56

27.14

27.6

28.23

31.38

33.92

34.5

34.81

41.19

41.23

42.17

43.07

44.13

44.16

51.53

55.19

60.26

60.8

64.42

68.99

77.14

82.45

96.42

103.07

120.52

154.27
Clear
Coil Center Diameter D(Ø)
0.8

1

1.2

1.6

1.8

2

2.21

2.24

2.27

2.3

2.5

2.85

2.88

2.91

2.94

2.97

3

3.2

3.5

3.55

3.6

3.65

3.68

3.71

3.74

3.77

4

4.4

4.45

4.5

4.55

4.6

4.65

4.68

5

5.5

5.6

5.65

5.7

5.75

5.8

5.85

5.9

6.3

7

7.1

7.3

7.35

7.4

7.45

8

8.6

8.8

9.2

10

10.9

11.5

11.6

12.5

14

14.2

14.6

14.8

16

18

18.2

18.4

20

25

32
Clear
Wire diameter d(Ø)
0.1

0.12

0.16

0.2

0.23

0.25

0.26

0.29

0.32

0.35

0.4

0.45

0.5

0.55

0.6

0.63

0.65

0.7

0.8

0.9

1

1.2

1.25

1.4

1.6

1.8

2

2.5
Clear
Total coils Nt
10.5

12.5

15.5

19.5

24.5

31.5

39.5

49.5

62.5

63.5

79.5
Clear
Maximum Elastic Curve Equation(mm)
0.8

1

1.1

1.2

1.3

1.4

1.5

1.6

1.7

1.8

1.9

2

2.1

2.2

2.3

2.4

2.5

2.6

2.7

2.8

2.9

3

3.1

3.2

3.3

3.4

3.5

3.6

3.8

3.9

4

4.1

4.2

4.3

4.4

4.5

4.6

4.7

4.8

4.9

5

5.1

5.2

5.3

5.4

5.5

5.6

5.7

5.8

5.9

6

6.1

6.2

6.3

6.4

6.5

6.6

6.7

6.8

6.9

7

7.1

7.2

7.3

7.4

7.5

7.6

7.7

7.8

7.9

8

8.1

8.2

8.3

8.4

8.5

8.6

8.7

8.8

8.9

9

9.1

9.2

9.3

9.4

9.5

9.7

9.8

10

10.1

10.2

10.3

10.4

10.6

10.7

10.8

10.9

11

11.1

11.2

11.3

11.5

11.6

11.7

11.8

11.9

12

12.1

12.2

12.3

12.4

12.5

12.6

12.7

12.8

12.9

13

13.1

13.3

13.4

13.6

13.7

13.8

14

14.1

14.3

14.4

14.5

14.7

14.8

14.9

15

15.1

15.2

15.3

15.4

15.6

15.7

15.8

15.9

16

16.1

16.2

16.3

16.4

16.5

16.9

17

17.2

17.3

17.4

17.5

17.6

17.7

17.9

18

18.1

18.2

18.3

18.4

18.5

18.6

18.9

19

19.2

19.4

19.5

19.6

19.7

19.9

20

20.2

20.3

20.4

20.5

20.7

20.9

21

21.1

21.2

21.3

21.4

21.5

21.6

21.7

21.8

21.9

22

22.1

22.2

22.4

22.5

22.6

22.7

23

23.1

23.3

23.4

23.5

23.6

23.7

23.8

24

24.1

24.3

24.4

24.5

24.6

24.8

25.1

25.2

25.3

25.6

25.7

25.8

25.9

26.1

26.2

26.5

26.6

26.7

27.2

27.4

27.7

27.8

27.9

28.1

28.2

28.3

28.4

28.5

28.7

28.8

28.9

29

29.1

29.2

29.3

29.6

29.8

29.9

30.1

30.2

30.5

30.6

30.7

30.8

30.9

31

31.2

31.3

31.5

31.8

31.9

32

32.4

32.5

32.6

32.8

32.9

33

33.1

33.3

33.4

33.5

34.2

34.3

34.4

35

35.1

35.2

35.3

35.4

35.5

35.7

35.8

36

36.1

36.4

36.5

36.6

36.7

36.9

37

37.1

37.3

37.5

37.7

38.1

38.3

38.4

38.8

39.3

39.5

39.6

40.1

40.2

40.4

40.7

41

41.3

41.6

42.1

42.2

42.3

42.5

42.6

43.2

43.7

43.9

44

44.3

44.7

44.8

45

45.1

45.3

45.8

46

46.1

46.2

46.4

46.5

46.7

47

47.1

47.3

48.1

48.6

49

49.1

49.3

49.5

49.7

49.8

50.7

50.9

51.2

51.4

51.6

51.7

51.8

52.1

52.7

53.2

53.7

53.9

54

54.1

54.3

54.6

54.7

55

55.1

55.3

55.7

55.9

56.1

56.4

56.5

56.7

57

57.3

57.8

58.4

58.6

59

59.1

59.4

60.2

60.3

60.5

60.8

61.2

61.3

61.9

62.4

62.6

63.1

63.5

63.6

64.5

65.5

65.7

65.9

66.5

66.7

67

67.3

67.4

67.5

68

68.1

68.5

69.1

69.9

70.8

71.2

71.4

71.8

72.1

72.9

73.1

73.9

74.1

74.8

75.1

76.7

76.9

77.9

78.6

78.9

79

79.1

79.2

79.6

79.9

81.7

82.6

82.8

83.4

84.6

84.8

84.9

85.5

85.7

87.1

88.2

88.4

88.6

89

89.8

90.4

90.7

91.6

91.9

94

94.5

95.2

95.6

97.8

99.1

99.4

99.6

99.7

102.8

103.7

104.6

105.8

106.9

107.3

107.6

108.1

112.4

112.6

114.4

115.1

116.4

117.8

118.1

119

122.7

124.2

124.4

125.6

125.7

126.3

131.2

131.5

132.1

136.1

136.7

137.4

137.8

139.2

141.2

142.9

144.3

146.2

148.2

150.1

155.1

157.3

158.3

160.1

161.3

161.8

167.1

167.5

168.1

173

177.2

182.4

183.4

187.3

193.2

197.4

200.2

201.6

203.1

203.9

217

224

231.8

232.2

238.5

254.9

256

274.3

285.2

294.9

321.2

322.1

349.1

405.9

410

516.8
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Allowable Load P2(N)

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Free Length Lf(mm)

O.D. OD(Ø)

Initial Tension Pi(N)

Spring Constant K(N/mm)

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