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Flat Spring (Part Numbers)

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Volume Discount

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
51-60100
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
52-1260
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
52-40200
52-4070
52-4080

Standard Unit Price	Minimum order quantity	Volume Discount	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)
MYR 97.74	1 Piece(s)	Available	13 Day(s) or more	100	30	60	60	120	580.01～	4286	36
MYR 117.61	1 Piece(s)	Available	13 Day(s) or more	125	30	60	75	95.3	580.01～	4286	45
MYR 139.44	1 Piece(s)	Available	13 Day(s) or more	150	30	60	90	79.4	580.01～	4286	54
MYR 160.24	1 Piece(s)	Available	13 Day(s) or more	175	30	60	105	68.1	580.01～	4286	63
MYR 181.05	1 Piece(s)	Available	13 Day(s) or more	200	30	60	120	59.5	580.01～	4286	72
MYR 224.34	1 Piece(s)	Available	13 Day(s) or more	250	30	60	150	47.7	580.01～	4286	90
MYR 265.85	1 Piece(s)	Available	13 Day(s) or more	300	30	60	180	39.7	580.01～	4286	108
MYR 148.14	1 Piece(s)	Available	13 Day(s) or more	100	38.5	70	60	149	580.01～	5380	36
MYR 172.86	1 Piece(s)	Available	13 Day(s) or more	125	38.5	70	75	120	580.01～	5380	45
MYR 192.36	1 Piece(s)	Available	13 Day(s) or more	150	38.5	70	90	99.6	580.01～	5380	54
MYR 230.36	1 Piece(s)	Available	13 Day(s) or more	175	38.5	70	105	85.4	580.01～	5380	63
MYR 269.04	1 Piece(s)	Available	13 Day(s) or more	200	38.5	70	120	74.7	580.01～	5380	72
MYR 325.86	1 Piece(s)	Available	13 Day(s) or more	250	38.5	70	150	59.8	580.01～	5380	90
MYR 387.85	1 Piece(s)	Available	13 Day(s) or more	300	38.5	70	180	49.8	580.01～	5380	108
MYR 7.87	1 Piece(s)	Available	13 Day(s) or more	20	5	10	13.6	30.7	150.01 to 230.00	176	5.8
MYR 9.16	1 Piece(s)	Available	13 Day(s) or more	25	5	10	17	24.5	150.01 to 230.00	176	7.2
MYR 10.34	1 Piece(s)	Available	13 Day(s) or more	30	5	10	20.4	20.4	150.01 to 230.00	176	8.6
MYR 11.52	1 Piece(s)	Available	13 Day(s) or more	40	5	10	27.2	15.3	150.01 to 230.00	176	11.5
MYR 13.99	1 Piece(s)	Available	13 Day(s) or more	50	5	10	34	12.3	150.01 to 230.00	176	14.4
MYR 15.34	1 Piece(s)	Available	13 Day(s) or more	60	5	10	40.8	10.2	150.01 to 230.00	176	17.3
MYR 16.46	1 Piece(s)	Available	13 Day(s) or more	70	5	10	47.6	8.7	150.01 to 230.00	176	20.2
MYR 11.01	1 Piece(s)	Available	13 Day(s) or more	20	6	12	13.6	44.4	230.01 to 580.00	255	5.8
MYR 11.52	1 Piece(s)	Available	13 Day(s) or more	25	6	12	17	35.5	230.01 to 580.00	255	7.2
MYR 12.64	1 Piece(s)	Available	13 Day(s) or more	30	6	12	20.4	29.6	230.01 to 580.00	255	8.6
MYR 13.99	1 Piece(s)	Available	13 Day(s) or more	40	6	12	27.2	22.3	230.01 to 580.00	255	11.5
MYR 15.51	1 Piece(s)	Available	13 Day(s) or more	60	6	12	40.8	14.8	230.01 to 580.00	255	17.3
MYR 15.91	1 Piece(s)	Available	13 Day(s) or more	70	6	12	47.6	12.6	230.01 to 580.00	256	20.2
MYR 16.46	1 Piece(s)	Available	13 Day(s) or more	30	7	14	20.4	39.8	230.01 to 580.00	343	8.6
MYR 14.55	1 Piece(s)	Available	13 Day(s) or more	35	7	14	23.8	34.1	230.01 to 580.00	343	10.1
MYR 15.51	1 Piece(s)	Available	13 Day(s) or more	40	7	14	27.2	29.8	230.01 to 580.00	343	11.5
MYR 17.03	1 Piece(s)	Available	13 Day(s) or more	50	7	14	34	23.8	230.01 to 580.00	343	14.4
MYR 18.54	1 Piece(s)	Available	13 Day(s) or more	60	7	14	40.8	19.9	230.01 to 580.00	343	17.3
MYR 19.10	1 Piece(s)	Available	13 Day(s) or more	70	7	14	47.6	17.1	230.01 to 580.00	343	20.2
MYR 20.06	1 Piece(s)	Available	13 Day(s) or more	80	7	14	54.4	14.9	230.01 to 580.00	343	23
MYR 15.51	1 Piece(s)		13 Day(s) or more	30	8	16	20.4	52.2	230.01 to 580.00	451	8.6
MYR 15.91	1 Piece(s)	Available	13 Day(s) or more	35	8	16	23.8	44.6	230.01 to 580.00	451	10.1
MYR 18.09	1 Piece(s)	Available	13 Day(s) or more	40	8	16	27.2	39	230.01 to 580.00	451	11.5
MYR 19.10	1 Piece(s)	Available	13 Day(s) or more	50	8	16	34	31.2	230.01 to 580.00	451	14.4
MYR 21.97	1 Piece(s)	Available	13 Day(s) or more	60	8	16	40.8	26	230.01 to 580.00	451	17.3
MYR 24.95	1 Piece(s)	Available	13 Day(s) or more	70	8	16	47.6	22.3	230.01 to 580.00	451	20.2
MYR 23.48	1 Piece(s)	Available	13 Day(s) or more	80	8	16	54.4	19.5	230.01 to 580.00	451	23
MYR 28.10	1 Piece(s)	Available	13 Day(s) or more	100	9	18	68	19.8	230.01 to 580.00	569	28.8
MYR 18.54	1 Piece(s)		13 Day(s) or more	40	9	18	27.2	49.7	230.01 to 580.00	569	11.5
MYR 19.10	1 Piece(s)	Available	13 Day(s) or more	45	9	18	30.6	44.2	230.01 to 580.00	569	13
MYR 21.02	1 Piece(s)	Available	13 Day(s) or more	50	9	18	34	39.8	230.01 to 580.00	569	14.4
MYR 23.03	1 Piece(s)	Available	13 Day(s) or more	60	9	18	40.8	33.1	230.01 to 580.00	569	17.3
MYR 25.90	1 Piece(s)	Available	13 Day(s) or more	70	9	18	47.6	28.4	230.01 to 580.00	569	20.2
MYR 24.27	1 Piece(s)	Available	13 Day(s) or more	80	9	18	54.4	24.8	230.01 to 580.00	569	23
MYR 28.10	1 Piece(s)	Available	13 Day(s) or more	100	10	20	68	24.5	580.01～	706	28.8
MYR 18.54	1 Piece(s)	Available	13 Day(s) or more	40	10	20	27.2	61.3	580.01～	706	11.5
MYR 21.02	1 Piece(s)	Available	13 Day(s) or more	50	10	20	34	49	580.01～	706	14.4
MYR 23.03	1 Piece(s)	Available	13 Day(s) or more	60	10	20	40.8	40.8	580.01～	706	17.3
MYR 25.90	1 Piece(s)	Available	13 Day(s) or more	70	10	20	47.6	35	580.01～	706	20.2
MYR 24.27	1 Piece(s)	Available	13 Day(s) or more	80	10	20	54.4	30.6	580.01～	706	23
MYR 26.35	1 Piece(s)	Available	13 Day(s) or more	90	10	20	61.2	27.2	580.01～	706	25.9
MYR 23.48	1 Piece(s)	Available	13 Day(s) or more	100	11	22	68	29.7	580.01～	853	28.8
MYR 27.20	1 Piece(s)	Available	13 Day(s) or more	125	11	22	85	23.7	580.01～	853	36
MYR 18.54	1 Piece(s)	Available	13 Day(s) or more	40	11	22	27.2	74.2	580.01～	853	11.5
MYR 19.10	1 Piece(s)	Available	13 Day(s) or more	50	11	22	34	59.4	580.01～	853	14.4
MYR 21.02	1 Piece(s)	Available	13 Day(s) or more	60	11	22	40.8	49.5	580.01～	853	17.3
MYR 23.03	1 Piece(s)	Available	13 Day(s) or more	70	11	22	47.6	42.5	580.01～	853	20.2
MYR 24.95	1 Piece(s)	Available	13 Day(s) or more	80	11	22	54.4	37.1	580.01～	853	23
MYR 28.10	1 Piece(s)	Available	13 Day(s) or more	100	12.5	25	68	38.2	580.01～	1098	28.8
MYR 32.43	1 Piece(s)	Available	13 Day(s) or more	125	12.5	25	85	30.6	580.01～	1098	36
MYR 37.15	1 Piece(s)	Available	13 Day(s) or more	150	12.5	25	102	25.5	580.01～	1098	43.2
MYR 21.02	1 Piece(s)	Available	13 Day(s) or more	50	12.5	25	34	76.6	580.01～	1098	14.4
MYR 23.03	1 Piece(s)	Available	13 Day(s) or more	60	12.5	25	40.8	63.8	580.01～	1098	17.3
MYR 25.90	1 Piece(s)	Available	13 Day(s) or more	70	12.5	25	47.6	54.7	580.01～	1098	20.2
MYR 24.27	1 Piece(s)	Available	13 Day(s) or more	80	12.5	25	54.4	47.9	580.01～	1098	23
MYR 35.40	1 Piece(s)	Available	13 Day(s) or more	100	15	30	68	55.1	580.01～	1579	28.8
MYR 42.26	1 Piece(s)	Available	13 Day(s) or more	125	15	30	85	44.1	580.01～	1579	36
MYR 48.66	1 Piece(s)	Available	13 Day(s) or more	150	15	30	102	36.8	580.01～	1579	43.2
MYR 60.59	1 Piece(s)	Available	13 Day(s) or more	200	15	30	136	27.5	580.01～	1579	57.6
MYR 24.72	1 Piece(s)	Available	13 Day(s) or more	60	15	30	40.8	91.9	580.01～	1579	17.3
MYR 28.10	1 Piece(s)	Available	13 Day(s) or more	70	15	30	47.6	78.7	580.01～	1579	20.2
MYR 29.78	1 Piece(s)	Available	13 Day(s) or more	80	15	30	54.4	68.9	580.01～	1579	23
MYR 46.47	1 Piece(s)	Available	13 Day(s) or more	100	17.5	35	68	75	580.01～	2160	28.8
MYR 55.97	1 Piece(s)	Available	13 Day(s) or more	125	17.5	35	85	60	580.01～	2160	36
MYR 63.77	1 Piece(s)	Available	10 Day(s) or more	150	17.5	35	102	50	580.01～	2160	43.2
MYR 82.12	1 Piece(s)	Available	13 Day(s) or more	200	17.5	35	136	37.4	580.01～	2160	57.6
MYR 31.02	1 Piece(s)	Available	13 Day(s) or more	60	17.5	35	40.8	126	580.01～	2160	17.3
MYR 35.40	1 Piece(s)	Available	13 Day(s) or more	70	17.5	35	47.6	107	580.01～	2160	20.2
MYR 39.22	1 Piece(s)	Available	13 Day(s) or more	80	17.5	35	54.4	93.8	580.01～	2160	23
MYR 53.61	1 Piece(s)	Available	13 Day(s) or more	100	20	40	68	98.1	580.01～	2820	28.8
MYR 64.00	1 Piece(s)	Available	13 Day(s) or more	125	20	40	85	78.5	580.01～	2820	36
MYR 75.65	1 Piece(s)	Available	13 Day(s) or more	150	20	40	102	65.3	580.01～	2820	43.2
MYR 87.24	1 Piece(s)	Available	13 Day(s) or more	175	20	40	119	56	580.01～	2820	50.4
MYR 98.65	1 Piece(s)	Available	13 Day(s) or more	200	20	40	136	49	580.01～	2820	57.6
MYR 39.55	1 Piece(s)	Available	13 Day(s) or more	70	20	40	47.6	140	580.01～	2820	20.2
MYR 44.45	1 Piece(s)	Available	13 Day(s) or more	80	20	40	54.4	123	580.01～	2820	23

Basic Information

Material	Oil-tempered wire

Configure

487 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

18.8

18.9

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 to 107.00
- 107.01 to 150.00
- 150.01 to 230.00
- 230.01 to 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

13 Day(s) or Less

14 Day(s) or Less

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Flat Spring (Part Numbers)

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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)

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MISUMI Contact 9am – 6pm (Mon – Fri) * Order cut-off time is 5pm, 9am – 1pm(Sat) * Order cut-off time is 12pm