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Tension Spring (Part Numbers)

On Sale Till 31/03/2025

SAMINI

The tensile string is second most-used following the compression coil and has hooks on both ends.

Part Number

Configured Part Number is shown.

Product TOP

: 30; 60; 90

Part Number
21-1023
21-1024
21-1025
21-1030
21-1031
21-1032
21-1033
21-1034
21-1035
21-1040
21-1041
21-1042
21-1043
21-1044
21-1045
21-1050
21-1051
21-1052
21-1053
21-1054
21-1055
21-1120
21-1121
21-1122
21-1123
21-1124
21-1125
21-1130
21-1131
21-1132
21-1133
21-1134
21-1135
21-1140
21-1141
21-1142
21-1143
21-1144
21-1145
21-1150
21-1151
21-1152
21-1153
21-1154
21-1155

Standard Unit Price	Minimum order quantity	Days to Ship	RoHS	Material	Max. Load (Secified Range) (N)	Max. Load (N)	Free length (mm)	O.D. (Ø)	Initial Tension (N)	Spring Constant (N/mm)	Wire diameter (Ø)	Maximum Elongation (mm)
SGD 10.66	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	15.01~30.00	17.2	65	10	1.23	0.163	0.9	97.9
SGD 11.25	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	15.01~30.00	17.2	80	10	1.23	0.125	0.9	127.7
SGD 11.25	1 Piece(s)	4 Day(s) or more	10	[Piano Wire] SWP-A	15.01~30.00	17.2	100	10	1.23	0.094	0.9	169.8
SGD 9.49	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	15.01~30.00	21.4	30	10	1.92	1.08	1	18
SGD 10.08	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	15.01~30.00	21.4	40	10	1.92	0.598	1	32.5
SGD 10.66	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	15.01~30.00	21.4	50	10	1.92	0.414	1	47
SGD 11.25	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	15.01~30.00	21.4	65	10	1.92	0.283	1	68.8
SGD 11.25	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	15.01~30.00	21.4	80	10	1.92	0.215	1	90.6
SGD 11.54	1 Piece(s)	4 Day(s) or more	10	[Piano Wire] SWP-A	15.01~30.00	21.4	100	10	1.92	0.163	1	119.5
SGD 10.08	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	30.01~60.00	36.8	30	10	3.77	2.84	1.2	11.6
SGD 10.66	1 Piece(s)	4 Day(s) or more	10	[Piano Wire] SWP-A	30.01~60.00	36.8	40	10	3.77	1.61	1.2	20.4
SGD 11.25	1 Piece(s)	4 Day(s) or more	10	[Piano Wire] SWP-A	30.01~60.00	36.8	50	10	3.77	1.09	1.2	30.4
SGD 11.54	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	30.01~60.00	36.8	65	10	3.77	0.756	1.2	43.6
SGD 12.42	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	30.01~60.00	36.8	80	10	3.77	0.569	1.2	58
SGD 13.59	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	30.01~60.00	36.8	100	10	3.77	0.436	1.2	75.7
SGD 10.66	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	30.01~60.00	58.2	30	10	7.36	6.24	1.4	8.1
SGD 11.25	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	30.01~60.00	58.2	40	10	7.36	3.59	1.4	14.1
SGD 11.54	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	30.01~60.00	58.2	50	10	7.36	2.52	1.4	20.1
SGD 12.42	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	30.01~60.00	58.2	65	10	7.36	1.72	1.4	29.5
SGD 13.59	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	30.01~60.00	58.2	80	10	7.36	1.33	1.4	38.1
SGD 14.47	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	30.01~60.00	58.2	100	10	7.36	0.996	1.4	51
SGD 9.49	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	15.01~30.00	15.5	30	11	0.97	0.595	0.9	24.4
SGD 10.08	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	15.01~30.00	15.5	40	11	0.97	0.278	0.9	52.2
SGD 10.66	1 Piece(s)	4 Day(s) or more	10	[Piano Wire] SWP-A	15.01~30.00	15.5	50	11	0.97	0.187	0.9	77.7
SGD 11.25	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	15.01~30.00	15.5	65	11	0.97	0.126	0.9	115.3
SGD 11.54	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	15.01~30.00	15.5	80	11	0.97	0.094	0.9	154.5
SGD 11.54	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	15.01~30.00	15.5	100	11	0.97	0.071	0.9	204.6
SGD 10.08	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	15.01~30.00	21	30	11	1.53	0.935	1	20.8
SGD 10.66	1 Piece(s)	4 Day(s) or more	10	[Piano Wire] SWP-A	15.01~30.00	21	40	11	1.53	0.479	1	40.6
SGD 11.25	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	15.01~30.00	21	50	11	1.53	0.322	1	60.4
SGD 11.54	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	15.01~30.00	21	65	11	1.53	0.216	1	90.1
SGD 11.54	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	15.01~30.00	21	80	11	1.53	0.162	1	120.1
SGD 12.42	1 Piece(s)	4 Day(s) or more	10	[Piano Wire] SWP-A	15.01~30.00	21	100	11	1.53	0.122	1	159.5
SGD 10.08	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	30.01~60.00	33	30	11	3.39	2.54	1.2	11.6
SGD 10.66	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	30.01~60.00	33	40	11	3.39	1.24	1.2	23.9
SGD 11.25	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	30.01~60.00	33	50	11	3.39	0.848	1.2	34.9
SGD 11.54	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	30.01~60.00	33	65	11	3.39	0.576	1.2	51.4
SGD 12.42	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	30.01~60.00	33	80	11	3.39	0.428	1.2	69.1
SGD 13.59	1 Piece(s)	4 Day(s) or more	10	[Piano Wire] SWP-A	30.01~60.00	33	100	11	3.39	0.32	1.2	92.5
SGD 10.66	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	30.01~60.00	52.2	30	11	6.05	5.68	1.4	8.1
SGD 11.25	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	30.01~60.00	52.2	40	11	6.05	2.94	1.4	15.7
SGD 11.54	1 Piece(s)	4 Day(s) or more	10	[Piano Wire] SWP-A	30.01~60.00	52.2	50	11	6.05	1.89	1.4	24.3
SGD 12.42	1 Piece(s)	4 Day(s) or more	10	[Piano Wire] SWP-A	30.01~60.00	52.2	65	11	6.05	1.31	1.4	35.2
SGD 13.59	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	30.01~60.00	52.2	80	11	6.05	0.979	1.4	47.1
SGD 14.47	1 Piece(s)	5 Day(s) or more	10	[Piano Wire] SWP-A	30.01~60.00	52.2	100	11	6.05	0.741	1.4	62.2

Basic Information

Type	Standard Type	Hook Opposing Angle	180° (Standard)

Configure

135 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

Material
- SUS304-WPB
- Piano Wire
  - SWP-A
Clear
Max. Load (Secified Range)(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
Max. Load(N)
0.84

1.03

1.14

1.27

1.32

1.51

1.57

1.66

1.69

1.9

2.16

2.17

2.33

2.61

2.75

3.04

3.11

3.58

3.82

4.33

4.81

5

5.4

5.48

5.69

6.47

6.77

6.96

7.06

7.44

7.6

7.81

8.14

8.3

9.61

9.7

10

10.4

11

11.2

12

12.1

12.5

12.8

13.1

13.4

13.9

14

14.4

15.2

15.5

15.8

15.9

16.3

17.2

17.4

17.8

18.3

19.4

19.6

20.3

20.5

21

21.4

21.8

22.1

23.6

24

24.3

26

27.3

27.5

30.1

32.9

33

35.7

36.3

36.8

39.8

41.4

41.5

47.9

48

49.6

51.7

52.2

56.5

58.2

61.6

63.5

64.9

76.9

78.4

88.1

95.8

103

107

114.7

129.3

130

151.1

168.5

181.7
Clear
Free length(mm)
8

10

13

15

16

20

25

30

40

50

65

80

100

120

150
Clear
O.D.(Ø)
1.8

2

2.3

2.6

3

3.5

4

4.5

5

5.5

6

7

8

9

10

11

12

14

16

18

20

22
Clear
Initial Tension(N)
0.087

0.094

0.098

0.107

0.108

0.135

0.141

0.181

0.187

0.193

0.238

0.245

0.246

0.284

0.287

0.3

0.325

0.327

0.346

0.379

0.437

0.45

0.451

0.461

0.538

0.63

0.686

0.69

0.716

0.803

0.824

0.84

0.94

0.948

0.961

0.97

0.971

1.13

1.23

1.24

1.261

1.31

1.39

1.41

1.42

1.43

1.493

1.53

1.55

1.632

1.71

1.72

1.77

1.78

1.85

1.92

2.08

2.16

2.17

2.30

2.53

2.54

2.589

2.68

2.74

2.81

2.94

3.015

3.32

3.38

3.39

3.64

3.77

3.84

4.41

4.63

4.68

5.28

5.63

5.80

6.03

6.05

7.14

7.36

7.40

7.87

8.18

9.06

10.3

10.6

11.1

11.8

14

14.6

16.2

16.5

19.3

21.3

24.6

26.2

27.4

32.8

33

46.6
Clear
Spring Constant(N/mm)
0.013

0.016

0.018

0.02

0.022

0.023

0.027

0.029

0.03

0.032

0.034

0.037

0.038

0.039

0.04

0.041

0.042

0.043

0.047

0.048

0.051

0.052

0.053

0.054

0.055

0.056

0.057

0.06

0.061

0.063

0.065

0.066

0.068

0.069

0.07

0.071

0.073

0.074

0.075

0.076

0.077

0.078

0.079

0.081

0.082

0.083

0.084

0.087

0.088

0.091

0.092

0.094

0.096

0.097

0.1

0.101

0.103

0.104

0.106

0.107

0.108

0.109

0.11

0.112

0.113

0.114

0.116

0.117

0.119

0.12

0.121

0.122

0.123

0.125

0.126

0.129

0.131

0.137

0.138

0.142

0.143

0.145

0.146

0.148

0.151

0.156

0.157

0.159

0.161

0.162

0.163

0.164

0.166

0.167

0.17

0.171

0.172

0.174

0.176

0.181

0.184

0.186

0.187

0.188

0.191

0.194

0.197

0.199

0.2

0.203

0.204

0.205

0.207

0.208

0.209

0.21

0.213

0.214

0.215

0.216

0.217

0.222

0.226

0.229

0.231

0.233

0.234

0.235

0.237

0.239

0.241

0.242

0.244

0.245

0.247

0.248

0.257

0.259

0.261

0.266

0.268

0.269

0.275

0.278

0.279

0.28

0.281

0.282

0.283

0.285

0.288

0.289

0.29

0.291

0.297

0.299

0.302

0.303

0.304

0.307

0.309

0.31

0.314

0.318

0.32

0.321

0.322

0.323

0.325

0.327

0.331

0.333

0.338

0.341

0.344

0.348

0.349

0.352

0.355

0.357

0.361

0.363

0.364

0.366

0.372

0.375

0.381

0.382

0.384

0.385

0.386

0.387

0.392

0.393

0.397

0.404

0.409

0.413

0.414

0.416

0.417

0.418

0.42

0.422

0.423

0.425

0.427

0.428

0.43

0.431

0.435

0.436

0.444

0.45

0.455

0.457

0.458

0.459

0.464

0.47

0.471

0.474

0.476

0.479

0.485

0.489

0.49

0.494

0.496

0.504

0.509

0.515

0.522

0.53

0.538

0.547

0.551

0.552

0.553

0.555

0.556

0.564

0.565

0.569

0.575

0.576

0.577

0.578

0.581

0.595

0.596

0.598

0.604

0.609

0.621

0.631

0.632

0.633

0.641

0.642

0.643

0.647

0.65

0.654

0.667

0.668

0.68

0.683

0.684

0.694

0.695

0.696

0.699

0.712

0.723

0.729

0.733

0.741

0.75

0.752

0.756

0.762

0.772

0.776

0.782

0.784

0.798

0.801

0.811

0.812

0.815

0.821

0.835

0.848

0.854

0.855

0.869

0.873

0.877

0.883

0.892

0.897

0.902

0.919

0.925

0.93

0.935

0.94

0.941

0.942

0.947

0.957

0.962

0.969

0.974

0.979

0.996

0.998

1.01

1.02

1.03

1.04

1.07

1.071

1.08

1.09

1.1

1.13

1.14

1.153

1.16

1.17

1.176

1.18

1.21

1.24

1.26

1.27

1.28

1.29

1.31

1.32

1.33

1.336

1.35

1.37

1.374

1.39

1.44

1.46

1.499

1.5

1.51

1.52

1.55

1.57

1.576

1.61

1.62

1.64

1.65

1.67

1.7

1.71

1.72

1.73

1.743

1.75

1.76

1.79

1.83

1.84

1.88

1.89

1.95

1.96

1.99

2.00

2.02

2.03

2.06

2.09

2.1

2.17

2.20

2.22

2.23

2.26

2.266

2.28

2.29

2.3

2.329

2.49

2.52

2.54

2.56

2.7

2.72

2.73

2.78

2.84

2.87

2.88

2.91

2.94

2.99

3.05

3.13

3.371

3.41

3.43

3.46

3.52

3.59

3.87

3.97

4

4.04

4.24

4.27

4.34

4.96

4.99

5.10

5.444

5.65

5.68

5.72

5.87

5.99

6.24

6.46

7.28

8.88

9.15
Clear
Wire diameter(Ø)
0.18

0.2

0.23

0.25

0.26

0.29

0.3

0.32

0.35

0.4

0.45

0.5

0.55

0.6

0.65

0.7

0.75

0.8

0.9

1

1.2

1.4

1.6

1.8

2

2.3

2.6

2.9
Clear
Maximum Elongation(mm)
3

3.6

4

4.1

4.2

4.6

4.9

5.3

5.6

5.7

5.8

6

6.1

6.4

6.6

6.7

6.8

6.9

7

7.1

7.4

7.5

7.6

7.9

8

8.1

8.3

8.4

8.6

8.9

9

9.5

9.6

9.7

9.9

10

10.1

10.3

10.4

10.5

10.7

10.8

10.9

11

11.1

11.2

11.3

11.5

11.6

11.8

12

12.1

12.2

12.3

12.4

12.5

12.6

12.7

12.8

13.1

13.2

13.3

13.6

13.7

13.9

14.1

14.2

14.3

14.4

14.5

14.7

14.8

15

15.1

15.3

15.4

15.5

15.6

15.7

16

16.2

16.3

16.4

16.5

16.6

16.7

16.9

17.2

17.3

17.4

17.6

17.9

18

18.1

18.2

18.3

18.5

18.7

18.8

19

19.1

19.2

19.5

19.6

19.8

20.1

20.4

20.6

20.7

20.8

20.9

21

21.3

21.5

21.6

21.7

22

22.1

22.2

22.3

22.4

22.5

22.6

22.7

22.9

23.1

23.3

23.4

23.9

24

24.1

24.2

24.3

24.4

24.7

24.8

24.9

25.1

25.2

25.6

26

26.1

26.3

26.4

26.7

26.9

27

27.1

27.5

27.7

27.8

27.9

28.3

28.4

28.6

28.7

28.9

29.3

29.5

29.6

29.7

29.8

30

30.1

30.2

30.3

30.4

30.5

30.6

30.8

30.9

31.3

31.5

31.6

31.7

31.8

31.9

32

32.5

32.9

33.2

33.3

33.4

33.9

34.2

34.3

34.5

34.9

35.2

35.4

35.5

35.6

35.7

35.8

35.9

36.3

36.5

36.7

37.5

37.8

38

38.1

38.4

38.5

38.7

39.2

39.3

39.5

39.9

40

40.2

40.4

40.6

40.7

41.1

41.5

41.8

41.9

42

42.1

42.3

42.5

42.8

43

43.2

43.4

43.6

43.9

44

44.1

44.2

44.4

44.6

45.1

45.4

45.5

45.7

45.9

46.1

46.2

46.5

47

47.1

47.2

47.5

47.6

47.8

48.2

48.6

48.9

49.1

49.2

49.3

50.1

50.2

50.3

50.5

50.8

51

51.2

51.4

51.7

52.2

52.4

52.7

52.9

53

53.1

53.6

53.8

54.2

55

55.3

55.4

56.4

56.6

57.1

57.3

57.5

57.8

58

58.1

58.2

58.4

58.8

59.2

59.8

60.4

60.7

61.3

61.6

61.7

61.8

61.9

62.2

62.9

64

64.1

64.4

65.4

66

66.2

66.7

66.8

67

68

68.2

68.4

68.5

68.7

68.8

68.9

69.1

69.9

70

71.4

72

72.7

73

73.1

73.2

73.5

73.8

75.1

75.5

75.6

75.7

76.4

76.6

77.7

78.2

78.3

78.9

79.3

79.4

79.7

79.8

80.5

80.8

80.9

81.1

81.4

82

82.1

82.5

84.5

84.8

86.8

89.3

89.4

90.1

90.6

91.6

92.5

93

93.4

93.5

94.1

94.4

96.5

97.4

97.9

98

98.2

98.3

98.5

99.2

99.3

100

103

104

104.6

106

107

107.8

108.5

109

111

114

115.3

116.3

118

119.5

120

120.1

121

121.6

122

124

124.8

125

126

127.7

129.6

130

132

136.5

138

141.7

148

150

150.3

153

154.5

155

157.4

159.5

160

164.5

165

169.6

169.8

172

181.8

191

199

204.6

208

212

215.5

231.7

249
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