(!)Due to Microsoft's end of support for Internet Explorer 11 on 15/06/2022, this site does not support the recommended environment.
Instead, please kindly use other browsers like Google Chrome, Microsoft Edge or Mozilla Firefox.

7 Million Products, 2,000 Brands.
50,000 Stock items for Same Day Ship Out.

All Categories

Search by Application

inCAD Library

Brands

Brand List

Webcode Seach | Series: #CODE

Keyword suggestions

Part number suggestions

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.

How can we improve?

How can we improve?

Feedback

Name (Optional)

E-mail Address (Optional)

Tel (Optional)

Thank you for your time.
Your feedback is essential for our continuous improvement
Privacy Policy

Thank you for your cooperation.

Thank you for your time.
Your feedback is essential for our continuous improvement
Please use the inquiry form.

Privacy Policy

Flat Spring (Part Numbers)

Click this image to zoom it.

Move the mouse over the image to zoom

SAMINI

Flat wire coil spring.
[Features]
· Convenient identification display for handling.
* May not correspond to thin wire diameters.
[Applications]
· Optimal for springs for industrial machinery, press molds and plastic molds.
[Materials]
· Silicon chrome steel wire (SWOSC equivalent)
[Winding direction]
· Right
[Type]
· Yellow - For extra light loads
· Blue - For light loads
· Red - For medium loads
· Green - For heavy loads
· Brown - For extra heavy loads

Part Number

Configured Part Number is shown.

Product TOP

: 30; 60; 90

Part Number
51-50250
51-5080
51-60100
51-60125
51-60150
51-60175
51-60200
51-60250
51-60300
51-70100
51-70125
51-70150
51-70175
51-70200
51-70250
51-70300
52-1020
52-1025
52-1030
52-1040
52-1050
52-1060
52-1070
52-1220
52-1225
52-1230
52-1240
52-1250
52-1260
52-1270
52-1430
52-1435
52-1440
52-1450
52-1460
52-1470
52-1480
52-1630
52-1635
52-1640
52-1650
52-1660
52-1670
52-1680
52-18100
52-1840
52-1845
52-1850
52-1860
52-1870
52-1880
52-20100
52-2040
52-2050
52-2060
52-2070
52-2080
52-2090
52-22100
52-22125
52-2240
52-2250
52-2260
52-2270
52-2280
52-25100
52-25125
52-25150
52-2550
52-2560
52-2570
52-2580
52-30100
52-30125
52-30150
52-30200
52-3060
52-3070
52-3080
52-35100
52-35125
52-35150
52-35200
52-3560
52-3570
52-3580
52-40100
52-40125
52-40150
52-40175

Standard Unit Price	Minimum order quantity	Days to Ship	Free length (mm)	Coil I.D. ID (Ø)	O.D. (Ø)	Height H2 at Allowable Load (mm)	Spring Constant (N/mm)	Max. Load (Secified Range) (N)	Max. Load (N)	Overall Deflection (mm)
SGD 37.19	1 Piece(s)	10 Day(s) or more	250	25	50	150	33.1	580.01～	2981	90
SGD 15.69	1 Piece(s)	10 Day(s) or more	80	25	50	48	104	580.01～	2981	28.8
SGD 24.13	1 Piece(s)	10 Day(s) or more	100	30	60	60	120	580.01～	4286	36
SGD 27.15	1 Piece(s)	10 Day(s) or more	125	30	60	75	95.3	580.01～	4286	45
SGD 32.09	1 Piece(s)	10 Day(s) or more	150	30	60	90	79.4	580.01～	4286	54
SGD 36.84	1 Piece(s)	10 Day(s) or more	175	30	60	105	68.1	580.01～	4286	63
SGD 41.60	1 Piece(s)	10 Day(s) or more	200	30	60	120	59.5	580.01～	4286	72
SGD 51.36	1 Piece(s)	10 Day(s) or more	250	30	60	150	47.7	580.01～	4286	90
SGD 60.83	1 Piece(s)	10 Day(s) or more	300	30	60	180	39.7	580.01～	4286	108
SGD 34.71	1 Piece(s)	10 Day(s) or more	100	38.5	70	60	149	580.01～	5380	36
SGD 40.31	1 Piece(s)	10 Day(s) or more	125	38.5	70	75	120	580.01～	5380	45
SGD 45.23	1 Piece(s)	10 Day(s) or more	150	38.5	70	90	99.6	580.01～	5380	54
SGD 53.56	1 Piece(s)	10 Day(s) or more	175	38.5	70	105	85.4	580.01～	5380	63
SGD 62.66	1 Piece(s)	10 Day(s) or more	200	38.5	70	120	74.7	580.01～	5380	72
SGD 75.80	1 Piece(s)	10 Day(s) or more	250	38.5	70	150	59.8	580.01～	5380	90
SGD 90.25	1 Piece(s)	10 Day(s) or more	300	38.5	70	180	49.8	580.01～	5380	108
SGD 2.05	1 Piece(s)	10 Day(s) or more	20	5	10	13.6	30.7	150.01~230.00	176	5.8
SGD 2.38	1 Piece(s)	10 Day(s) or more	25	5	10	17	24.5	150.01~230.00	176	7.2
SGD 2.70	1 Piece(s)	10 Day(s) or more	30	5	10	20.4	20.4	150.01~230.00	176	8.6
SGD 3.00	1 Piece(s)	10 Day(s) or more	40	5	10	27.2	15.3	150.01~230.00	176	11.5
SGD 3.64	1 Piece(s)	10 Day(s) or more	50	5	10	34	12.3	150.01~230.00	176	14.4
SGD 4.00	1 Piece(s)	10 Day(s) or more	60	5	10	40.8	10.2	150.01~230.00	176	17.3
SGD 4.29	1 Piece(s)	10 Day(s) or more	70	5	10	47.6	8.7	150.01~230.00	176	20.2
SGD 2.87	1 Piece(s)	10 Day(s) or more	20	6	12	13.6	44.4	230.01~580.00	255	5.8
SGD 3.00	1 Piece(s)	10 Day(s) or more	25	6	12	17	35.5	230.01~580.00	255	7.2
SGD 3.30	1 Piece(s)	10 Day(s) or more	30	6	12	20.4	29.6	230.01~580.00	255	8.6
SGD 3.64	1 Piece(s)	10 Day(s) or more	40	6	12	27.2	22.3	230.01~580.00	255	11.5
SGD 4.29	1 Piece(s)	72 Day(s) or more	50	6	12	34	17.8	230.01~580.00	255	14.4
SGD 4.04	1 Piece(s)	10 Day(s) or more	60	6	12	40.8	14.8	230.01~580.00	255	17.3
SGD 4.15	1 Piece(s)	10 Day(s) or more	70	6	12	47.6	12.6	230.01~580.00	256	20.2
SGD 4.29	1 Piece(s)	10 Day(s) or more	30	7	14	20.4	39.8	230.01~580.00	343	8.6
SGD 3.79	1 Piece(s)	10 Day(s) or more	35	7	14	23.8	34.1	230.01~580.00	343	10.1
SGD 4.04	1 Piece(s)	10 Day(s) or more	40	7	14	27.2	29.8	230.01~580.00	343	11.5
SGD 4.44	1 Piece(s)	10 Day(s) or more	50	7	14	34	23.8	230.01~580.00	343	14.4
SGD 4.83	1 Piece(s)	10 Day(s) or more	60	7	14	40.8	19.9	230.01~580.00	343	17.3
SGD 4.98	1 Piece(s)	10 Day(s) or more	70	7	14	47.6	17.1	230.01~580.00	343	20.2
SGD 5.23	1 Piece(s)	10 Day(s) or more	80	7	14	54.4	14.9	230.01~580.00	343	23
SGD 4.04	1 Piece(s)	10 Day(s) or more	30	8	16	20.4	52.2	230.01~580.00	451	8.6
SGD 4.15	1 Piece(s)	10 Day(s) or more	35	8	16	23.8	44.6	230.01~580.00	451	10.1
SGD 4.71	1 Piece(s)	10 Day(s) or more	40	8	16	27.2	39	230.01~580.00	451	11.5
SGD 4.98	1 Piece(s)	10 Day(s) or more	50	8	16	34	31.2	230.01~580.00	451	14.4
SGD 5.73	1 Piece(s)	10 Day(s) or more	60	8	16	40.8	26	230.01~580.00	451	17.3
SGD 6.51	1 Piece(s)	10 Day(s) or more	70	8	16	47.6	22.3	230.01~580.00	451	20.2
SGD 6.12	1 Piece(s)	10 Day(s) or more	80	8	16	54.4	19.5	230.01~580.00	451	23
SGD 7.33	1 Piece(s)	10 Day(s) or more	100	9	18	68	19.8	230.01~580.00	569	28.8
SGD 4.83	1 Piece(s)	10 Day(s) or more	40	9	18	27.2	49.7	230.01~580.00	569	11.5
SGD 4.98	1 Piece(s)	10 Day(s) or more	45	9	18	30.6	44.2	230.01~580.00	569	13
SGD 5.48	1 Piece(s)	10 Day(s) or more	50	9	18	34	39.8	230.01~580.00	569	14.4
SGD 6.01	1 Piece(s)	10 Day(s) or more	60	9	18	40.8	33.1	230.01~580.00	569	17.3
SGD 6.75	1 Piece(s)	10 Day(s) or more	70	9	18	47.6	28.4	230.01~580.00	569	20.2
SGD 6.33	1 Piece(s)	10 Day(s) or more	80	9	18	54.4	24.8	230.01~580.00	569	23
SGD 7.33	1 Piece(s)	10 Day(s) or more	100	10	20	68	24.5	580.01～	706	28.8
SGD 4.83	1 Piece(s)	10 Day(s) or more	40	10	20	27.2	61.3	580.01～	706	11.5
SGD 5.48	1 Piece(s)	10 Day(s) or more	50	10	20	34	49	580.01～	706	14.4
SGD 6.01	1 Piece(s)	10 Day(s) or more	60	10	20	40.8	40.8	580.01～	706	17.3
SGD 6.75	1 Piece(s)	10 Day(s) or more	70	10	20	47.6	35	580.01～	706	20.2
SGD 6.33	1 Piece(s)	10 Day(s) or more	80	10	20	54.4	30.6	580.01～	706	23
SGD 6.87	1 Piece(s)	10 Day(s) or more	90	10	20	61.2	27.2	580.01～	706	25.9
SGD 6.12	1 Piece(s)	10 Day(s) or more	100	11	22	68	29.7	580.01～	853	28.8
SGD 7.09	1 Piece(s)	10 Day(s) or more	125	11	22	85	23.7	580.01～	853	36
SGD 4.83	1 Piece(s)	10 Day(s) or more	40	11	22	27.2	74.2	580.01～	853	11.5
SGD 4.98	1 Piece(s)	10 Day(s) or more	50	11	22	34	59.4	580.01～	853	14.4
SGD 5.48	1 Piece(s)	10 Day(s) or more	60	11	22	40.8	49.5	580.01～	853	17.3
SGD 6.01	1 Piece(s)	10 Day(s) or more	70	11	22	47.6	42.5	580.01～	853	20.2
SGD 6.51	1 Piece(s)	10 Day(s) or more	80	11	22	54.4	37.1	580.01～	853	23
SGD 7.33	1 Piece(s)	10 Day(s) or more	100	12.5	25	68	38.2	580.01～	1098	28.8
SGD 8.45	1 Piece(s)	10 Day(s) or more	125	12.5	25	85	30.6	580.01～	1098	36
SGD 9.68	1 Piece(s)	10 Day(s) or more	150	12.5	25	102	25.5	580.01～	1098	43.2
SGD 5.48	1 Piece(s)	10 Day(s) or more	50	12.5	25	34	76.6	580.01～	1098	14.4
SGD 6.01	1 Piece(s)	10 Day(s) or more	60	12.5	25	40.8	63.8	580.01～	1098	17.3
SGD 6.75	1 Piece(s)	10 Day(s) or more	70	12.5	25	47.6	54.7	580.01～	1098	20.2
SGD 6.33	1 Piece(s)	10 Day(s) or more	80	12.5	25	54.4	47.9	580.01～	1098	23
SGD 9.23	1 Piece(s)	10 Day(s) or more	100	15	30	68	55.1	580.01～	1579	28.8
SGD 11.01	1 Piece(s)	10 Day(s) or more	125	15	30	85	44.1	580.01～	1579	36
SGD 12.68	1 Piece(s)	10 Day(s) or more	150	15	30	102	36.8	580.01～	1579	43.2
SGD 15.69	1 Piece(s)	10 Day(s) or more	200	15	30	136	27.5	580.01～	1579	57.6
SGD 6.45	1 Piece(s)	10 Day(s) or more	60	15	30	40.8	91.9	580.01～	1579	17.3
SGD 7.33	1 Piece(s)	10 Day(s) or more	70	15	30	47.6	78.7	580.01～	1579	20.2
SGD 7.77	1 Piece(s)	10 Day(s) or more	80	15	30	54.4	68.9	580.01～	1579	23
SGD 12.12	1 Piece(s)	10 Day(s) or more	100	17.5	35	68	75	580.01～	2160	28.8
SGD 14.60	1 Piece(s)	10 Day(s) or more	125	17.5	35	85	60	580.01～	2160	36
SGD 16.61	1 Piece(s)	7 Day(s) or more	150	17.5	35	102	50	580.01～	2160	43.2
SGD 20.86	1 Piece(s)	10 Day(s) or more	200	17.5	35	136	37.4	580.01～	2160	57.6
SGD 8.09	1 Piece(s)	10 Day(s) or more	60	17.5	35	40.8	126	580.01～	2160	17.3
SGD 9.23	1 Piece(s)	10 Day(s) or more	70	17.5	35	47.6	107	580.01～	2160	20.2
SGD 10.23	1 Piece(s)	10 Day(s) or more	80	17.5	35	54.4	93.8	580.01～	2160	23
SGD 13.98	1 Piece(s)	10 Day(s) or more	100	20	40	68	98.1	580.01～	2820	28.8
SGD 16.34	1 Piece(s)	10 Day(s) or more	125	20	40	85	78.5	580.01～	2820	36
SGD 18.94	1 Piece(s)	10 Day(s) or more	150	20	40	102	65.3	580.01～	2820	43.2
SGD 21.79	1 Piece(s)	10 Day(s) or more	175	20	40	119	56	580.01～	2820	50.4

Basic Information

Material	Oil-tempered wire

Configure

490 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

Free length(mm)
20

25

30

35

40

45

50

60

70

80

90

100

125

150

175

200

250

300
Clear
Coil I.D. ID(Ø)
5

6

7

8

9

10

11

12.5

13.5

15

16

17.5

19

20

22

25

27.5

30

33

38.5
Clear
O.D.(Ø)
10

12

14

16

18

20

22

25

30

35

40

50

60

70
Clear
Height H2 at Allowable Load(mm)
10

12

12.5

13.6

15

15.2

16

17

17.5

18

19

20

20.4

21

22.5

22.8

23.8

24

25

26.6

27

27.2

28

30

30.4

30.6

32

34

34.2

35

36

38

40

40.8

42

45

45.6

47.6

48

50

53.2

54

54.4

56

60

60.8

61.2

62.5

64

68

68.4

72

75

76

80

85

87.5

90

95

100

102

105

114

119

120

125

133

136

140

150

152

160

170

180

190

200

204

228

240
Clear
Spring Constant(N/mm)
2.8

3.3

3.9

4.4

4.6

4.9

5

5.1

5.5

5.9

6.3

6.4

6.5

6.9

7

7.1

7.2

7.3

7.4

7.8

8.2

8.5

8.63

8.7

8.8

9

9.2

9.4

9.6

9.8

9.81

10.1

10.2

10.3

10.5

10.8

11

11.2

11.3

11.5

11.8

11.9

12.3

12.5

12.6

12.7

12.8

12.9

13.1

13.2

13.7

14

14.1

14.2

14.3

14.7

14.8

14.9

15.1

15.3

15.4

15.7

16.3

16.5

16.6

16.7

17.1

17.2

17.5

17.6

17.7

17.8

18.8

18.9

19.2

19.5

19.6

19.7

19.8

19.9

20.1

20.2

20.4

20.6

21.1

21.5

22.1

22.3

22.4

22.6

22.9

23.4

23.5

23.7

23.8

24

24.5

24.8

24.9

25.1

25.5

25.8

26

26.1

26.4

26.5

27

27.2

27.4

27.5

28.2

28.4

29.2

29.4

29.6

29.7

29.8

30.1

30.2

30.6

30.7

30.9

31.2

31.4

31.5

32

32.2

32.4

32.9

33.1

34.1

34.3

34.4

35

35.1

35.3

35.5

35.8

36.8

37.1

37.4

37.6

38.2

39

39.2

39.3

39.6

39.7

39.8

40.1

40.4

40.6

40.8

41.2

41.4

42.4

42.5

43.8

44.1

44.2

44.4

44.6

44.8

44.9

45.1

46

47.3

47.4

47.7

47.9

48.2

49

49.4

49.5

49.7

49.8

50

50.5

51

52.2

52.3

52.4

52.6

53

54.4

54.7

55.1

55.2

56

56.4

56.6

56.9

57.8

58.5

59.2

59.4

59.5

59.8

60

60.2

61.1

61.3

62.7

62.9

63.8

65.3

66

66.2

66.3

67.4

68.1

68.8

68.9

69.6

70

71.1

73.5

73.6

74

74.2

74.7

74.9

75

75.6

76.4

76.5

76.6

78.4

78.5

78.6

78.7

79.2

79.4

80.1

80.3

81.7

82.9

84.6

85.4

86.8

87.1

87.3

87.5

88.1

88.2

88.3

89.8

91.9

92

93.8

94.8

95.3

95.4

95.6

96.1

98

98.1

99

99.6

100

102

104

105

107

109

110

111

112

114

118

119

120

123

126

127

130

131

136

137

138

140

141

142

147

148

149

150

153

157

158

159

160

163

172

174

176

177

179

184

187

191

192

196

200

204

208

209

214

221

235

239

240

245

250

251

252

260

262

280

282

284

294

299

300

307

314

327

341

343

349

353

383

392

400

403

419

427

441

448

470

488

490

523

564

569

613

683

706

853
Clear
Max. Load (Secified Range)(N)
- 73.01~107.00
- 107.01~150.00
- 150.01~230.00
- 230.01~580.00
- 580.01～
Clear
Max. Load(N)
88

124

127

159

176

185

186

229

245

255

256

265

282

314

343

353

373

379

382

397

441

451

481

512

520

569

588

635

662

677

706

745

853

864

882

1059

1069

1098

1103

1129

1275

1411

1461

1579

1657

1721

1764

1903

2160

2162

2380

2538

2820

2981

3177

3240

3538

4240

4286

4322

4413

5380

5645

6354

6619

7497

8820

9542

11301

12701

15362
Clear
Overall Deflection(mm)
3.6

4.3

4.5

5.4

5.8

6.3

6.5

7.2

7.5

8.1

8.6

9

9.7

10.1

10.8

11.2

11.5

12.6

13

13.5

14.4

15.1

15.7

16.2

17.3

18

19.4

20.2

21.6

22.5

23

25.2

25.9

27

28.8

31.5

32.4

36

37.8

40.5

43.2

45

50.4

54

56.2

57.6

63

64.8

67.5

72

78.7

86.4

90

108

112.5

135
Clear
type
- 50
- 51
- 52
- 53
- 54
Clear

Days to Ship

All

7 Day(s) or Less

10 Day(s) or Less

25 Day(s) or Less

29 Day(s) or Less

72 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 .

Tech Support

Factory Automation, Electronics, Tools, & MRO (Maintenance, Repair and Operations): Tel：(65) 6733 7211 / FAX：(65) 6733 0211; 9:00am - 6:00pm (Monday - Friday); Technical Inquiry

All Categories

Categories

Search by Application

Brands

Message from MISUMI

My Favorites

Settings

How can we improve?

Flat Spring (Part Numbers)

Basic Information

Configure

Specification/Dimensions

Free length(mm)

Coil I.D. ID(Ø)

O.D.(Ø)

Height H2 at Allowable Load(mm)

Spring Constant(N/mm)

Max. Load (Secified Range)(N)

Max. Load(N)

Overall Deflection(mm)

type

Days to Ship

Specify Alterations

Tech Support

Payment Method more

About MISUMI

About this Website

Useful Tools

Customer Service

Social Media

MISUMI Contact 9:00 am – 6:00 pm (Mon – Fri), 9:00 am – 3 pm (Sat)