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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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SSG Ground Spur Gear (SSG2.5-27J22)

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KOHARA GEAR INDUSTRY

Spur gear that is treated with induction hardening on the tooth surface is available for alteration.
[Features]
·Made of S45C steel, treated with induction hardening on the tooth surface, and ground using holes as reference.
·Reasonable tooth grind spur gear that offers JIS N7 class accuracy.
[Application]
·Ideal for general industrial machines such as machine tools, conveyors, and lifting devices.

(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.
The product images are representative only. Please refer to the manufacturer's catalog for shape details.

Part Number

Configured Part Number is shown.

SSG2.5-27J22

Product Specifications
Part Numbers
Catalog

Drawing

S1T

Drawing of tooth grind spur gear SSG S1K

S1K

Product Specifications

External Appearance

Accuracy Class	JIS B 1702-1N7 class (*1)
Tooth profile	Standard Gear
Pressure Angle	20°
Materials	S45C
Heat Treatment	Induction hardening on tooth surface (*2)

Tooth Surface Hardness	50 to 60HRC (*2)
Surface Treatment	Black oxide coating except tooth (*3)
Tooth surface finish	Grinding
Tooth grind reference plane	Hole (H7)
Alteration	Possible

(*1) Products of former JIS B 1702 class 3, J and F series are "equivalent" to the stated accuracy class.
(*2) Products with module 0.8 or less use the steel that is equivalent to thermal-refined S45C and are not hardened on the tooth surface. The tooth surface hardness is 200 to 270HB.
(*3) J and F series products will not be re-treated with black oxide coating in the areas of alteration.

Standard table

Part number	Module	Number of teeth	Shape	Hole diameter	Boss Diameter	Reference circle diameter	Tip circle diameter	Tooth width	Boss Length	Overall Length	Keyway	Thread Hole		Allowable torque (N⋅m)		Allowable torque (kgf⋅m)		Backlash (mm)	Weight (kg)
Part number	Module	Number of teeth	Shape	Hole diameter	Boss Diameter	Reference circle diameter	Tip circle diameter	Tooth width	Boss Length	Overall Length	Keyway	Size	J	Flexural Strength	Tooth Surface Strength	Flexural Strength	Tooth Surface Strength	Backlash (mm)	Weight (kg)
SSG0.5-30A	0.5	30	S1T	5	13	15	16	5	7	12	—	M4	3.5	1.63	0.29	0.17	0.030	0 to 0.08	0.012
SSG0.5-30B	0.5	30	S1T	6	13	15	16	5	7	12	—	M4	3.5	1.63	0.29	0.17	0.030	0 to 0.08	0.011
SSG0.5-32A	0.5	32	S1T	5	14	16	17	5	7	12	—	M4	3.5	1.78	0.34	0.18	0.035	0 to 0.08	0.014
SSG0.5-40B	0.5	40	S1T	6	18	20	21	5	7	12	—	M4	3.5	2.38	0.55	0.24	0.056	0 to 0.08	0.023
SSG0.5-50B	0.5	50	S1T	6	22	25	26	5	7	12	—	M4	3.5	3.14	0.89	0.32	0.091	0 to 0.08	0.037
SSG0.5-60A	0.5	60	S1T	6	28	30	31	5	7	12	—	M4	3.5	3.91	1.32	0.40	0.13	0 to 0.08	0.058
SSG0.5-60B	0.5	60	S1T	8	28	30	31	5	7	12	—	M5	3.5	3.91	1.32	0.40	0.13	0 to 0.08	0.056
SSG0.5-70B	0.5	70	S1T	8	28	35	36	5	7	12	—	M5	3.5	3.90	1.53	0.40	0.16	0 to 0.08	0.066
SSG0.5-80A	0.5	80	S1T	6	28	40	41	5	7	12	—	M4	3.5	4.55	2.04	0.46	0.21	0 to 0.08	0.080
SSG0.8-20A	0.8	20	S1T	5	13	16	17.6	8	8	16	—	M4	4	3.79	0.53	0.39	0.054	0 to 0.08	0.018
SSG0.8-20B	0.8	20	S1T	6	13	16	17.6	8	8	16	—	M4	4	3.79	0.53	0.39	0.054	0 to 0.08	0.017
SSG0.8-25A	0.8	25	S1T	5	16	20	21.6	8	8	16	—	M4	4	5.22	0.88	0.53	0.090	0 to 0.08	0.029
SSG0.8-30A	0.8	30	S1T	5	20	24	25.6	8	8	16	—	M4	4	6.70	1.30	0.68	0.13	0 to 0.08	0.045
SSG0.8-34A	0.8	34	S1T	6	22	27.2	28.8	8	8	16	—	M4	4	7.90	1.71	0.81	0.17	0 to 0.08	0.056
SSG0.8-40B	0.8	40	S1T	8	28	32	33.6	8	8	16	—	M5	4	8.11	2.02	0.83	0.21	0 to 0.08	0.082
SSG0.8-50A	0.8	50	S1T	6	28	40	41.6	8	8	16	—	M4	4	10.7	3.26	1.09	0.33	0 to 0.08	0.11
SSG0.8-60A	0.8	60	S1T	6	28	48	49.6	8	8	16	—	M4	4	13.3	4.83	1.36	0.49	0 to 0.08	0.15
SSG0.8-60B	0.8	60	S1T	8	28	48	49.6	8	8	16	—	M5	4	13.3	4.83	1.36	0.49	0 to 0.08	0.14
SSG0.8-70A	0.8	70	S1T	6	28	56	57.6	8	8	16	—	M4	4	16.0	6.73	1.63	0.69	0 to 0.08	0.19
SSG0.8-80A	0.8	80	S1T	6	28	64	65.6	8	8	16	—	M4	4	18.7	8.97	1.90	0.91	0 to 0.08	0.24
SSG1-15	1	15	S1	6	12	15	17	8	10	18	—	—	—	2.96	1.03	0.30	0.11	0.08 to 0.16	0.016
SSG1-16	1	16	S1	6	13	16	18	8	10	18	—	—	—	3.28	1.19	0.33	0.12	0.08 to 0.16	0.019
SSG1-17	1	17	S1	6	14	17	19	8	10	18	—	—	—	3.60	1.36	0.37	0.14	0.08 to 0.16	0.022
SSG1-18	1	18	S1	6	15	18	20	8	10	18	—	—	—	3.93	1.54	0.40	0.16	0.08 to 0.16	0.026
SSG1-19	1	19	S1	6	16	19	21	8	10	18	—	—	—	4.26	1.73	0.43	0.18	0.08 to 0.16	0.030
SSG1-20	1	20	S1	6	17	20	22	8	10	18	—	—	—	4.60	1.94	0.47	0.20	0.08 to 0.16	0.034
SSG1-21	1	21	S1	8	18	21	23	8	10	18	—	—	—	4.94	2.14	0.50	0.22	0.08 to 0.16	0.035
SSG1-22	1	22	S1	8	18	22	24	8	10	18	—	—	—	5.28	2.36	0.54	0.24	0.08 to 0.16	0.037
SSG1-23	1	23	S1	8	20	23	25	8	10	18	—	—	—	5.63	2.59	0.57	0.26	0.08 to 0.16	0.044
SSG1-24	1	24	S1	8	20	24	26	8	10	18	—	—	—	5.98	2.83	0.61	0.29	0.08 to 0.16	0.046
SSG1-25	1	25	S1	8	20	25	27	8	10	18	—	—	—	6.33	3.07	0.65	0.31	0.08 to 0.16	0.048
SSG1-26	1	26	S1	8	20	26	28	8	10	18	—	—	—	6.68	3.33	0.68	0.34	0.08 to 0.16	0.051
SSG1-27	1	27	S1	8	20	27	29	8	10	18	—	—	—	7.04	3.60	0.72	0.37	0.08 to 0.16	0.054
SSG1-28	1	28	S1	8	20	28	30	8	10	18	—	—	—	7.39	3.89	0.75	0.40	0.08 to 0.16	0.056
SSG1-29	1	29	S1	8	25	29	31	8	10	18	—	—	—	7.75	4.18	0.79	0.43	0.08 to 0.16	0.073
SSG1-30	1	30	S1	10	25	30	32	8	10	18	—	—	—	8.11	4.48	0.83	0.46	0.08 to 0.16	0.072
SSG1-32	1	32	S1	10	25	32	34	8	10	18	—	—	—	7.37	4.27	0.75	0.43	0.08 to 0.16	0.078
SSG1-34	1	34	S1	10	25	34	36	8	10	18	—	—	—	7.98	4.84	0.81	0.49	0.08 to 0.16	0.084
SSG1-35	1	35	S1	10	25	35	37	8	10	18	—	—	—	8.28	5.14	0.84	0.52	0.08 to 0.16	0.088
SSG1-36	1	36	S1	10	25	36	38	8	10	18	—	—	—	8.59	5.45	0.88	0.56	0.08 to 0.16	0.091
SSG1-38	1	38	S1	10	30	38	40	8	10	18	—	—	—	9.21	6.10	0.94	0.62	0.08 to 0.16	0.12
SSG1-40	1	40	S1	10	30	40	42	8	10	18	—	—	—	9.83	6.79	1.00	0.69	0.08 to 0.16	0.12
SSG1-42	1	42	S1	10	30	42	44	8	10	18	—	—	—	10.5	7.51	1.07	0.77	0.08 to 0.16	0.13
SSG1-44	1	44	S1	10	30	44	46	8	10	18	—	—	—	11.1	8.28	1.13	0.84	0.08 to 0.16	0.14
SSG1-45	1	45	S1	10	30	45	47	8	10	18	—	—	—	11.4	8.67	1.16	0.88	0.08 to 0.16	0.14
SSG1-48	1	48	S1	10	30	48	50	8	10	18	—	—	—	12.3	9.92	1.26	1.01	0.08 to 0.16	0.16
SSG1-50	1	50	S1	12	35	50	52	8	10	18	—	—	—	13.0	10.8	1.32	1.10	0.08 to 0.16	0.18
SSG1-55	1	55	S1	12	35	55	57	8	10	18	—	—	—	14.6	13.2	1.48	1.34	0.10 to 0.18	0.21
SSG1-56	1	56	S1	12	35	56	58	8	10	18	—	—	—	14.9	13.7	1.52	1.40	0.10 to 0.18	0.21
SSG1-60	1	60	S1	12	40	60	62	8	10	18	—	—	—	16.2	15.8	1.65	1.61	0.10 to 0.18	0.26
SSG1-64	1	64	S1	12	40	64	66	8	10	18	—	—	—	17.4	18.1	1.78	1.84	0.10 to 0.18	0.28
SSG1-70	1	70	S1	12	40	70	72	8	10	18	—	—	—	19.4	21.8	1.97	2.22	0.10 to 0.18	0.32
SSG1-75	1	75	S1	12	40	75	77	8	10	18	—	—	—	21.0	25.2	2.14	2.57	0.10 to 0.18	0.36
SSG1-80	1	80	S1	15	50	80	82	8	10	18	—	—	—	22.6	28.8	2.30	2.94	0.10 to 0.18	0.44
SSG1-90	1	90	S1	15	50	90	92	8	10	18	—	—	—	25.8	36.9	2.64	3.77	0.10 to 0.18	0.53
SSG1-100	1	100	S1	15	50	100	102	8	10	18	—	—	—	26.9	42.5	2.74	4.34	0.10 to 0.18	0.62
SSG1-120	1	120	S1	15	50	120	122	8	10	18	—	—	—	32.9	62.5	3.36	6.37	0.12 to 0.20	0.84
SSG1.5-14	1.5	14	S1	10	17	21	24	15	14	29	—	—	—	11.1	3.73	1.13	0.38	0.08 to 0.16	0.048
SSG1.5-15	1.5	15	S1	10	18	22.5	25.5	15	14	29	—	—	—	12.5	4.35	1.27	0.44	0.08 to 0.16	0.057
SSG1.5-16	1.5	16	S1	10	20	24	27	15	14	29	—	—	—	13.8	5.02	1.41	0.51	0.08 to 0.16	0.070
SSG1.5-17	1.5	17	S1	10	21	25.5	28.5	15	14	29	—	—	—	15.2	5.74	1.55	0.58	0.08 to 0.16	0.080
SSG1.5-18	1.5	18	S1	10	22	27	30	15	14	29	—	—	—	16.6	6.51	1.69	0.66	0.08 to 0.16	0.091
SSG1.5-19	1.5	19	S1	10	23	28.5	31.5	15	14	29	—	—	—	18.0	7.33	1.83	0.75	0.08 to 0.16	0.10
SSG1.5-20	1.5	20	S1	10	24	30	33	15	14	29	—	—	—	19.4	8.20	1.98	0.84	0.08 to 0.16	0.12
SSG1.5-21	1.5	21	S1	10	25	31.5	34.5	15	14	29	—	—	—	20.8	9.12	2.12	0.93	0.08 to 0.16	0.13
SSG1.5-22	1.5	22	S1	12	26	33	36	15	14	29	—	—	—	18.6	8.41	1.89	0.86	0.08 to 0.16	0.13
SSG1.5-23	1.5	23	S1	12	27	34.5	37.5	15	14	29	—	—	—	19.8	9.27	2.02	0.95	0.08 to 0.16	0.15
SSG1.5-24	1.5	24	S1	12	28	36	39	15	14	29	—	—	—	21.0	10.2	2.14	1.04	0.08 to 0.16	0.16
SSG1.5-25	1.5	25	S1	12	30	37.5	40.5	15	14	29	—	—	—	22.2	11.1	2.27	1.13	0.08 to 0.16	0.18
SSG1.5-26	1.5	26	S1	12	32	39	42	15	14	29	—	—	—	23.5	12.1	2.39	1.23	0.08 to 0.16	0.20
SSG1.5-27	1.5	27	S1	15	34	40.5	43.5	15	14	29	—	—	—	24.7	13.1	2.52	1.33	0.08 to 0.16	0.21
SSG1.5-28	1.5	28	S1	15	36	42	45	15	14	29	—	—	—	26.0	14.1	2.65	1.44	0.08 to 0.16	0.23
SSG1.5-29	1.5	29	S1	15	37	43.5	46.5	15	14	29	—	—	—	27.3	15.2	2.78	1.55	0.08 to 0.16	0.25
SSG1.5-30	1.5	30	S1	15	38	45	48	15	14	29	—	—	—	28.5	16.3	2.91	1.66	0.08 to 0.16	0.27
SSG1.5-32	1.5	32	S1	15	40	48	51	15	14	29	—	—	—	31.1	18.6	3.17	1.90	0.08 to 0.16	0.31
SSG1.5-34	1.5	34	S1	15	42	51	54	15	14	29	—	—	—	33.6	21.1	3.43	2.15	0.10 to 0.18	0.35
SSG1.5-35	1.5	35	S1	15	42	52.5	55.5	15	14	29	—	—	—	34.9	22.4	3.56	2.29	0.10 to 0.18	0.37
SSG1.5-36	1.5	36	S1	15	45	54	57	15	14	29	—	—	—	36.2	23.8	3.70	2.43	0.10 to 0.18	0.40
SSG1.5-38	1.5	38	S1	15	45	57	60	15	14	29	—	—	—	38.8	26.6	3.96	2.71	0.10 to 0.18	0.44
SSG1.5-40	1.5	40	S1	15	50	60	63	15	14	29	—	—	—	41.5	29.6	4.23	3.02	0.10 to 0.18	0.51
SSG1.5-42	1.5	42	S1	15	50	63	66	15	14	29	—	—	—	44.1	32.8	4.50	3.35	0.10 to 0.18	0.54
SSG1.5-44	1.5	44	S1	15	50	66	69	15	14	29	—	—	—	46.7	36.2	4.77	3.69	0.10 to 0.18	0.58
SSG1.5-45	1.5	45	S1	18	50	67.5	70.5	15	14	29	—	—	—	48.1	37.9	4.90	3.86	0.10 to 0.18	0.58
SSG1.5-48	1.5	48	S1	18	50	72	75	15	14	29	—	—	—	52.0	43.4	5.31	4.42	0.10 to 0.18	0.64
SSG1.5-50	1.5	50	S1	18	60	75	78	15	14	29	—	—	—	54.7	47.2	5.58	4.82	0.10 to 0.18	0.77
SSG1.5-55	1.5	55	S1	18	60	82.5	85.5	15	14	29	—	—	—	61.4	57.7	6.26	5.88	0.10 to 0.18	0.88
SSG1.5-56	1.5	56	S1	18	60	84	87	15	14	29	—	—	—	62.8	59.9	6.40	6.11	0.10 to 0.18	0.91
SSG1.5-60	1.5	60	S1	20	60	90	93	15	14	29	—	—	—	68.1	69.2	6.95	7.06	0.10 to 0.18	0.99
SSG1.5-64	1.5	64	S1	20	60	96	99	15	14	29	—	—	—	67.9	73.2	6.92	7.46	0.10 to 0.18	1.09
SSG1.5-70	1.5	70	S1	20	60	105	108	15	14	29	—	—	—	75.4	88.4	7.69	9.01	0.12 to 0.20	1.26
SSG1.5-75	1.5	75	S1	20	60	112.5	115.5	15	14	29	—	—	—	81.7	102	8.33	10.4	0.12 to 0.20	1.41
SSG1.5-80	1.5	80	S1	20	70	120	123	15	14	29	—	—	—	88.0	117	8.97	12.0	0.12 to 0.20	1.68
SSG1.5-90	1.5	90	S1	20	70	135	138	15	14	29	—	—	—	101	150	10.3	15.3	0.12 to 0.20	2.04
SSG1.5-100	1.5	100	S1	20	70	150	153	15	14	29	—	—	—	113	187	11.6	19.1	0.12 to 0.20	2.43
SSG2-14	2	14	S1	12	22	28	32	20	16	36	—	—	—	26.3	9.01	2.69	0.92	0.10 to 0.20	0.11
SSG2-15	2	15	S1	12	24	30	34	20	16	36	—	—	—	29.6	10.5	3.01	1.07	0.10 to 0.20	0.14
SSG2-16	2	16	S1	12	26	32	36	20	16	36	—	—	—	27.3	10.1	2.78	1.03	0.10 to 0.20	0.16
SSG2-17	2	17	S1	12	28	34	38	20	16	36	—	—	—	30.0	11.6	3.06	1.18	0.10 to 0.20	0.19
SSG2-18	2	18	S1	12	30	36	40	20	16	36	—	—	—	32.7	13.1	3.34	1.34	0.10 to 0.20	0.22
SSG2-19	2	19	S1	12	31	38	42	20	16	36	—	—	—	35.5	14.8	3.62	1.51	0.10 to 0.20	0.24
SSG2-20	2	20	S1	15	32	40	44	20	16	36	—	—	—	38.3	16.6	3.91	1.69	0.10 to 0.20	0.25
SSG2-21	2	21	S1	15	34	42	46	20	16	36	—	—	—	41.1	18.4	4.20	1.88	0.10 to 0.20	0.28
SSG2-22	2	22	S1	15	36	44	48	20	16	36	—	—	—	44.0	20.4	4.49	2.08	0.10 to 0.20	0.32
SSG2-23	2	23	S1	15	37	46	50	20	16	36	—	—	—	46.9	22.5	4.78	2.30	0.10 to 0.20	0.35
SSG2-24	2	24	S1	15	38	48	52	20	16	36	—	—	—	49.8	24.7	5.08	2.52	0.10 to 0.20	0.38
SSG2-25	2	25	S1	15	40	50	54	20	16	36	—	—	—	52.7	27.0	5.38	2.75	0.10 to 0.20	0.42
SSG2-26	2	26	S1	15	42	52	56	20	16	36	—	—	—	55.7	29.3	5.68	2.99	0.12 to 0.22	0.46
SSG2-27	2	27	S1	15	44	54	58	20	16	36	—	—	—	58.6	31.7	5.98	3.23	0.12 to 0.22	0.50
SSG2-28	2	28	S1	15	45	56	60	20	16	36	—	—	—	61.6	34.2	6.28	3.49	0.12 to 0.22	0.54
SSG2-29	2	29	S1	15	48	58	62	20	16	36	—	—	—	64.6	36.8	6.59	3.75	0.12 to 0.22	0.59
SSG2-30	2	30	S1	18	50	60	64	20	16	36	—	—	—	67.6	39.5	6.89	4.03	0.12 to 0.22	0.62
SSG2-32	2	32	S1	18	50	64	68	20	16	36	—	—	—	73.7	45.2	7.51	4.61	0.12 to 0.22	0.68
SSG2-34	2	34	S1	18	50	68	72	20	16	36	—	—	—	79.8	51.3	8.13	5.23	0.12 to 0.22	0.74
SSG2-35	2	35	S1	18	50	70	74	20	16	36	—	—	—	82.8	54.5	8.45	5.56	0.12 to 0.22	0.78
SSG2-36	2	36	S1	18	50	72	76	20	16	36	—	—	—	85.9	57.8	8.76	5.90	0.12 to 0.22	0.81
SSG2-38	2	38	S1	18	50	76	80	20	16	36	—	—	—	92.1	64.8	9.39	6.60	0.12 to 0.22	0.89
SSG2-40	2	40	S1	20	60	80	84	20	16	36	—	—	—	98.3	72.1	10.0	7.35	0.12 to 0.22	1.06
SSG2-42	2	42	S1	20	60	84	88	20	16	36	—	—	—	105	79.9	10.7	8.15	0.12 to 0.22	1.14
SSG2-44	2	44	S1	20	60	88	92	20	16	36	—	—	—	111	88.1	11.3	8.98	0.12 to 0.22	1.22
SSG2-45	2	45	S1	20	60	90	94	20	16	36	—	—	—	114	92.3	11.6	9.41	0.12 to 0.22	1.27
SSG2-48	2	48	S1	20	60	96	100	20	16	36	—	—	—	114	97.6	11.6	9.95	0.12 to 0.22	1.40
SSG2-50	2	50	S1	25	60	100	104	20	16	36	—	—	—	120	106	12.2	10.8	0.12 to 0.22	1.45
SSG2-55	2	55	S1	25	60	110	114	20	16	36	—	—	—	134	130	13.7	13.3	0.14 to 0.24	1.71
SSG2-56	2	56	S1	25	60	112	116	20	16	36	—	—	—	137	135	14.0	13.8	0.14 to 0.24	1.76
SSG2-60	2	60	S1	25	65	120	124	20	16	36	—	—	—	149	156	15.2	15.9	0.14 to 0.24	2.05
SSG2-64	2	64	S1	25	65	128	132	20	16	36	—	—	—	161	179	16.4	18.3	0.14 to 0.24	2.30
SSG2-70	2	70	S1	25	70	140	144	20	16	36	—	—	—	179	216	18.2	22.0	0.14 to 0.24	2.76
SSG2-75	2	75	S1	25	70	150	154	20	16	36	—	—	—	194	249	19.7	25.4	0.14 to 0.24	3.12
SSG2-80	2	80	S1	25	80	160	164	20	16	36	—	—	—	194	265	19.8	27.0	0.14 to 0.24	3.65
SSG2-90	2	90	S1	25	80	180	184	20	16	36	—	—	—	222	338	22.6	34.5	0.14 to 0.24	4.49
SSG2-100	2	100	S1	25	80	200	204	20	16	36	—	—	—	250	421	25.4	43.0	0.14 to 0.24	5.42
SSG2.5-14	2.5	14	S1	15	28	35	40	25	18	43	—	—	—	42.9	14.9	4.37	1.52	0.10 to 0.20	0.22
SSG2.5-15	2.5	15	S1	15	30	37.5	42.5	25	18	43	—	—	—	48.1	17.4	4.91	1.77	0.10 to 0.20	0.26
SSG2.5-16	2.5	16	S1	15	32	40	45	25	18	43	—	—	—	53.3	20.1	5.44	2.05	0.10 to 0.20	0.30
SSG2.5-17	2.5	17	S1	15	35	42.5	47.5	25	18	43	—	—	—	58.6	23.0	5.97	2.34	0.10 to 0.20	0.35
SSG2.5-18	2.5	18	S1	15	38	45	50	25	18	43	—	—	—	63.9	26.1	6.52	2.66	0.10 to 0.20	0.41
SSG2.5-19	2.5	19	S1	15	39	47.5	52.5	25	18	43	—	—	—	69.4	29.4	7.07	3.00	0.10 to 0.20	0.46
SSG2.5-20	2.5	20	S1	18	40	50	55	25	18	43	—	—	—	74.8	32.9	7.63	3.36	0.10 to 0.20	0.48
SSG2.5-21	2.5	21	S1	18	42	52.5	57.5	25	18	43	—	—	—	80.4	36.7	8.20	3.74	0.12 to 0.22	0.53
SSG2.5-22	2.5	22	S1	18	44	55	60	25	18	43	—	—	—	86.0	40.6	8.77	4.14	0.12 to 0.22	0.60
SSG2.5-23	2.5	23	S1	18	46	57.5	62.5	25	18	43	—	—	—	91.6	44.8	9.34	4.57	0.12 to 0.22	0.66
SSG2.5-24	2.5	24	S1	18	48	60	65	25	18	43	—	—	—	97.3	49.2	9.92	5.02	0.12 to 0.22	0.72
SSG2.5-25	2.5	25	S1	20	50	62.5	67.5	25	18	43	—	—	—	103	53.8	10.5	5.48	0.12 to 0.22	0.77
SSG2.5-26	2.5	26	S1	20	54	65	70	25	18	43	—	—	—	109	58.4	11.1	5.95	0.12 to 0.22	0.87
SSG2.5-27	2.5	27	S1	20	56	67.5	72.5	25	18	43	—	—	—	115	63.2	11.7	6.44	0.12 to 0.22	0.94
SSG2.5-28	2.5	28	S1	20	60	70	75	25	18	43	—	—	—	120	68.2	12.3	6.95	0.12 to 0.22	1.05
SSG2.5-29	2.5	29	S1	20	60	72.5	77.5	25	18	43	—	—	—	126	73.3	12.9	7.48	0.12 to 0.22	1.10
SSG2.5-30	2.5	30	S1	20	65	75	80	25	18	43	—	—	—	132	78.7	13.5	8.03	0.12 to 0.22	1.23
SSG2.5-32	2.5	32	S1	20	70	80	85	25	18	43	—	—	—	144	90.1	14.7	9.19	0.12 to 0.22	1.42
SSG2.5-34	2.5	34	S1	20	70	85	90	25	18	43	—	—	—	156	102	15.9	10.4	0.12 to 0.22	1.55
SSG2.5-35	2.5	35	S1	20	70	87.5	92.5	25	18	43	—	—	—	162	109	16.5	11.1	0.12 to 0.22	1.62
SSG2.5-36	2.5	36	S1	20	70	90	95	25	18	43	—	—	—	168	115	17.1	11.8	0.12 to 0.22	1.69
SSG2.5-38	2.5	38	S1	20	70	95	100	25	18	43	—	—	—	180	129	18.3	13.2	0.12 to 0.22	1.83
SSG2.5-40	2.5	40	S1	25	70	100	105	25	18	43	—	—	—	177	133	18.1	13.6	0.12 to 0.22	1.92
SSG2.5-42	2.5	42	S1	25	75	105	110	25	18	43	—	—	—	188	147	19.2	15.0	0.14 to 0.24	2.16
SSG2.5-44	2.5	44	S1	25	75	110	115	25	18	43	—	—	—	200	163	20.4	16.6	0.14 to 0.24	2.32
SSG2.5-45	2.5	45	S1	25	75	112.5	117.5	25	18	43	—	—	—	205	170	20.9	17.4	0.14 to 0.24	2.41
SSG2.5-48	2.5	48	S1	25	75	120	125	25	18	43	—	—	—	222	195	22.7	19.9	0.14 to 0.24	2.68
SSG2.5-50	2.5	50	S1	25	80	125	130	25	18	43	—	—	—	234	213	23.8	21.7	0.14 to 0.24	2.95
SSG2.5-55	2.5	55	S1	25	80	137.5	142.5	25	18	43	—	—	—	262	260	26.8	26.5	0.14 to 0.24	3.46
SSG2.5-56	2.5	56	S1	25	80	140	145	25	18	43	—	—	—	268	270	27.3	27.5	0.14 to 0.24	3.57
SSG2.5-60	2.5	60	S1	25	80	150	155	25	18	43	—	—	—	291	311	29.7	31.8	0.14 to 0.24	4.01
SSG2.5-70	2.5	70	S1	25	80	175	180	25	18	43	—	—	—	324	399	33.1	40.7	0.14 to 0.24	5.26
SSG2.5-75	2.5	75	S1	25	90	187.5	192.5	25	18	43	—	—	—	351	461	35.8	47.0	0.14 to 0.24	6.15
SSG2.5-80	2.5	80	S1	25	90	200	205	25	18	43	—	—	—	378	527	38.6	53.7	0.14 to 0.24	6.90
SSG3-14	3	14	S1	16	34	42	48	30	20	50	—	—	—	74.1	26.1	7.55	2.66	0.10 to 0.20	0.39
SSG3-15	3	15	S1	16	36	45	51	30	20	50	—	—	—	83.1	30.5	8.48	3.11	0.10 to 0.20	0.46
SSG3-16	3	16	S1	16	38	48	54	30	20	50	—	—	—	92.1	35.2	9.39	3.59	0.10 to 0.20	0.53
SSG3-17	3	17	S1	16	37	51	57	30	20	50	—	—	—	101	40.3	10.3	4.11	0.12 to 0.22	0.57
SSG3-18	3	18	S1	16	40	54	60	30	20	50	—	—	—	110	45.8	11.3	4.67	0.12 to 0.22	0.66
SSG3-19	3	19	S1	16	45	57	63	30	20	50	—	—	—	120	51.6	12.2	5.26	0.12 to 0.22	0.77
SSG3-20	3	20	S1	20	50	60	66	30	20	50	—	—	—	129	57.8	13.2	5.90	0.12 to 0.22	0.85
SSG3-21	3	21	S1	20	52	63	69	30	20	50	—	—	—	139	64.4	14.2	6.57	0.12 to 0.22	0.94
SSG3-22	3	22	S1	20	54	66	72	30	20	50	—	—	—	149	71.3	15.1	7.28	0.12 to 0.22	1.04
SSG3-23	3	23	S1	20	56	69	75	30	20	50	—	—	—	158	78.7	16.1	8.02	0.12 to 0.22	1.14
SSG3-24	3	24	S1	20	58	72	78	30	20	50	—	—	—	168	86.4	17.1	8.81	0.12 to 0.22	1.25
SSG3-25	3	25	S1	20	60	75	81	30	20	50	—	—	—	178	94.5	18.1	9.64	0.12 to 0.22	1.36
SSG3-26	3	26	S1	20	62	78	84	30	20	50	—	—	—	188	103	19.2	10.5	0.12 to 0.22	1.48
SSG3-27	3	27	S1	20	65	81	87	30	20	50	—	—	—	198	111	20.2	11.3	0.12 to 0.22	1.61
SSG3-28	3	28	S1	20	70	84	90	30	20	50	—	—	—	208	120	21.2	12.2	0.12 to 0.22	1.79
SSG3-29	3	29	S1	20	70	87	93	30	20	50	—	—	—	218	129	22.2	13.2	0.12 to 0.22	1.88
SSG3-30	3	30	S1	25	75	90	96	30	20	50	—	—	—	228	138	23.3	14.1	0.12 to 0.22	2.00
SSG3-32	3	32	S1	25	75	96	102	30	20	50	—	—	—	229	146	23.4	14.9	0.12 to 0.22	2.21
SSG3-34	3	34	S1	25	75	102	108	30	20	50	—	—	—	248	166	25.3	17.0	0.14 to 0.24	2.43
SSG3-35	3	35	S1	25	80	105	111	30	20	50	—	—	—	258	177	26.3	18.0	0.14 to 0.24	2.64
SSG3-36	3	36	S1	25	80	108	114	30	20	50	—	—	—	268	188	27.3	19.1	0.14 to 0.24	2.75
SSG3-38	3	38	S1	25	80	114	120	30	20	50	—	—	—	287	210	29.2	21.4	0.14 to 0.24	3.00
SSG3-40	3	40	S1	25	80	120	126	30	20	50	—	—	—	306	234	31.2	23.9	0.14 to 0.24	3.26
SSG3-42	3	42	S1	25	80	126	132	30	20	50	—	—	—	326	260	33.2	26.5	0.14 to 0.24	3.53
SSG3-44	3	44	S1	25	80	132	138	30	20	50	—	—	—	345	286	35.2	29.2	0.14 to 0.24	3.82
SSG3-45	3	45	S1	25	80	135	141	30	20	50	—	—	—	355	300	36.2	30.6	0.14 to 0.24	3.97
SSG3-48	3	48	S1	25	85	144	150	30	20	50	—	—	—	384	343	39.2	35.0	0.14 to 0.24	4.53
SSG3-50	3	50	S1	30	85	150	156	30	20	50	—	—	—	404	374	41.2	38.1	0.14 to 0.24	4.78
SSG3-55	3	55	S1	30	90	165	171	30	20	50	—	—	—	421	423	42.9	43.2	0.14 to 0.24	5.76
SSG3-56	3	56	S1	30	90	168	174	30	20	50	—	—	—	430	439	43.9	44.8	0.14 to 0.24	5.94
SSG3-60	3	60	S1	30	100	180	186	30	20	50	—	—	—	467	508	47.6	51.8	0.14 to 0.24	6.95
SSG3-70	3	70	S1	30	100	210	216	30	20	50	—	—	—	560	699	57.1	71.3	0.14 to 0.24	9.11
SSG3-75	3	75	S1	30	100	225	231	30	20	50	—	—	—	607	806	61.9	82.2	0.14 to 0.24	10.3
SSG3-80	3	80	S1	30	100	240	246	30	20	50	—	—	—	654	921	66.7	93.9	0.14 to 0.24	11.6
SSG4-14	4	14	S1	20	40	56	64	40	25	65	—	—	—	176	63.4	17.9	6.47	0.14 to 0.24	0.86
SSG4-15	4	15	S1	20	45	60	68	40	25	65	—	—	—	197	74.1	20.1	7.55	0.14 to 0.24	1.04
SSG4-16	4	16	S1	20	50	64	72	40	25	65	—	—	—	218	85.6	22.3	8.73	0.14 to 0.24	1.24
SSG4-18	4	18	S1	20	60	72	80	40	25	65	—	—	—	262	111	26.7	11.4	0.14 to 0.24	1.67
SSG4-20	4	20	S1	20	65	80	88	40	25	65	—	—	—	307	141	31.3	14.3	0.14 to 0.24	2.07
SSG4-22	4	22	S1	20	70	88	96	40	25	65	—	—	—	352	174	35.9	17.7	0.14 to 0.24	2.50
SSG4-24	4	24	S1	20	75	96	104	40	25	65	—	—	—	368	194	37.5	19.8	0.14 to 0.24	2.98
SSG4-25	4	25	S1	20	80	100	108	40	25	65	—	—	—	389	213	39.7	21.7	0.14 to 0.24	3.29
SSG4-28	4	28	S1	20	85	112	120	40	25	65	—	—	—	455	270	46.4	27.5	0.16 to 0.26	4.05
SSG4-30	4	30	S1	20	90	120	128	40	25	65	—	—	—	499	313	50.9	31.9	0.16 to 0.26	4.64
SSG4-32	4	32	S1	25	90	128	136	40	25	65	—	—	—	544	358	55.5	36.5	0.16 to 0.26	5.04
SSG4-35	4	35	S1	25	90	140	148	40	25	65	—	—	—	612	432	62.4	44.0	0.16 to 0.26	5.83
SSG4-36	4	36	S1	25	90	144	152	40	25	65	—	—	—	634	458	64.7	46.7	0.16 to 0.26	6.11
SSG4-40	4	40	S1	25	90	160	168	40	25	65	—	—	—	674	529	68.7	54.0	0.16 to 0.26	7.31
SSG4-42	4	42	S1	25	90	168	176	40	25	65	—	—	—	717	586	73.1	59.7	0.16 to 0.26	7.96
SSG4-44	4	44	S1	30	90	176	184	40	25	65	—	—	—	760	646	77.5	65.8	0.16 to 0.26	8.53
SSG4-45	4	45	S1	30	90	180	188	40	25	65	—	—	—	781	677	79.6	69.0	0.16 to 0.26	8.88
SSG4-48	4	48	S1	30	100	192	200	40	25	65	—	—	—	846	774	86.3	79.0	0.16 to 0.26	10.3
SSG4-50	4	50	S1	30	100	200	208	40	25	65	—	—	—	889	842	90.7	85.9	0.16 to 0.26	11.0
SSG4-55	4	55	S1	30	100	220	228	40	25	65	—	—	—	998	1,030	102	105	0.16 to 0.26	13.1
SSG4-56	4	56	S1	30	110	224	232	40	25	65	—	—	—	1,020	1,060	104	109	0.16 to 0.26	13.9
SSG4-60	4	60	S1	30	110	240	248	40	25	65	—	—	—	1,110	1,230	113	125	0.16 to 0.26	15.7
SSG5-20	5	20	S1	25	82	100	110	50	25	75	—	—	—	553	259	56.4	26.5	0.14 to 0.26	3.83
SSG5-25	5	25	S1	25	105	125	135	50	25	75	—	—	—	760	426	77.5	43.4	0.18 to 0.30	6.23
SSG5-30	5	30	S1	25	120	150	160	50	25	75	—	—	—	975	623	99.4	63.5	0.18 to 0.30	8.87
SSG6-20	6	20	S1	25	100	120	132	60	28	88	—	—	—	955	457	97.4	46.6	0.18 to 0.30	6.71
SSG6-25	6	25	S1	30	125	150	162	60	28	88	—	—	—	1,310	747	134	76.2	0.18 to 0.30	10.5
SSG6-30	6	30	S1	30	150	180	192	60	28	88	—	—	—	1,560	1,020	160	104	0.18 to 0.30	15.4

Example of use

Application methods and use cases

For General Industry

: 30; 45; 60

Part Number
SSG2.5-27J22

Part Number	Standard Unit Price	Minimum order quantity	Volume Discount	Days to Ship	RoHS	Hole diameter, Shaft diameter (Ø)	Number of Teeth (Teeth)	Module	Tooth Width (mm)	Shaft Bore Config.	Diameter of Hub (φ)	Length of Hub (mm)	Keyway (width × depth) (mm)	Set screw (accessories)	Pilot Hole Product, Completed Product
	SGD 138.71	1 Piece(s)		10 Day(s)	10	22	27	2.5	25	Keyway + Tap	56	18	6X2.8	M5	Finished product

Product TOP

Basic Information

Gear Shape	Shape B	Material	Steel	Surface Treatment	Black Dyed Other Than the Tooth Portion
Heat Treatment	Induction hardened	Ground Tooth	Grounding	Bearing	No
Backlash	Presence	Shaft Bore Tolerance	H7	Metal Bushing	No
Accuracy Grade(Old JIS)	N7	Material (Details)	S45C

Please check the type/dimensions/specifications of the part SSG2.5-27J22 in the SSG Ground Spur Gear series.

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Specification/Dimensions

type
- SSG
Clear
Hole diameter, Shaft diameter(Ø)
6

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

49

50

55

60

65

70

75

80
Clear
Number of Teeth(Teeth)
14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

32

34

35

36

38

40

42

44

45

48

50

55

56

60

64

70

75

80

90

100

120
Clear
Module
1

1.5

2

2.5

3

4

5

6
Clear
Tooth Width(mm)
8

15

20

25

30

40

50

60
Clear
Shaft Bore Config.
- Round hole
- Round hole+tap
- Keyway + Tap
Clear
Diameter of Hub(φ)
12

13

14

15

16

17

18

20

21

22

23

24

25

26

27

28

30

31

32

34

35

36

37

38

39

40

42

44

45

46

48

50

52

54

56

58

60

62

65

70

75

80

82

85

90

100

105

110

120

125

150
Clear
Length of Hub(mm)
10

14

16

18

20

25

28
Clear
Keyway (width × depth)(mm)
- 3X1.4
- 4X1.8
- 5X2.3
- 6X2.8
- 8X3.3
- 10X3.3
- 12X3.3
- 14X3.8
- 16X4.3
- 18X4.4
- 20X4.9
- 22X5.4
- No
Clear
Set screw (accessories)
- M4
- M5
- M6
- M8
- M10
- M12
- M16
Clear
Pilot Hole Product, Completed Product
- Finished product
- Pilot Hole Product
Clear
CAD
- 2D
- 3D
Clear

Days to Ship

All

4 Day(s) or Less

5 Day(s) or Less

6 Day(s) or Less

8 Day(s) or Less

9 Day(s) or Less

10 Day(s) or Less

11 Day(s) or Less

13 Day(s) or Less

18 Day(s) or Less
Clear

Specify Alterations

The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

Similar Part Numbers

Part Number
SSG1-100J17
SSG1-100J18
SSG1-100J19
SSG2.5-27J25
SSG2.5-27J28
SSG2.5-27J30

Standard Unit Price	Minimum order quantity	Days to Ship	RoHS	Hole diameter, Shaft diameter (Ø)	Number of Teeth (Teeth)	Module	Tooth Width (mm)	Shaft Bore Config.	Diameter of Hub (φ)	Length of Hub (mm)	Keyway (width × depth) (mm)	Set screw (accessories)	Pilot Hole Product, Completed Product
SGD 201.20	1 Piece(s)	10 Day(s)	10	17	100	1	8	Keyway + Tap	50	10	5X2.3	M4	Finished product
SGD 204.21	1 Piece(s)	10 Day(s)	10	18	100	1	8	Keyway + Tap	50	10	6X2.8	M5	Finished product
SGD 204.15	1 Piece(s)	10 Day(s)	10	19	100	1	8	Keyway + Tap	50	10	6X2.8	M5	Finished product
SGD 138.50	1 Piece(s)	10 Day(s)	10	25	27	2.5	25	Keyway + Tap	56	18	8X3.3	M6	Finished product
SGD 138.27	1 Piece(s)	10 Day(s)	10	28	27	2.5	25	Keyway + Tap	56	18	8X3.3	M6	Finished product
SGD 138.12	1 Piece(s)	10 Day(s)	10	30	27	2.5	25	Keyway + Tap	56	18	8X3.3	M6	Finished product

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SSG Ground Spur Gear (SSG2.5-27J22)

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type

Hole diameter, Shaft diameter(Ø)

Number of Teeth(Teeth)

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Tooth Width(mm)

Shaft Bore Config.

Diameter of Hub(φ)

Length of Hub(mm)

Keyway (width × depth)(mm)

Set screw (accessories)

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Specify Alterations

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