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Discontinued Products

Round-Wire Tensile Coil Spring J Spring JB【2-20 Pieces Per Package】 (Part Numbers)

Volume Discount

TOKYO HATSUJYO MANUFACTURING

A round-wire coil spring that uses stainless steel wire (SUS304-WPB).

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Part Number
JB-121
JB-122
JB-123
JB-124
JB-125
JB-126
JB-127
JB-128
JB-129
JB-130
JB-131
JB-132
JB-133
JB-134
JB-135
JB-136
JB-137
JB-138
JB-139
JB-140
JB-141
JB-142
JB-143
JB-144
JB-145
JB-146
JB-147
JB-148
JB-149
JB-150
JB-151
JB-152
JB-153
JB-154
JB-155
JB-156
JB-157
JB-158
JB-159
JB-160
JB-161
JB-162
JB-163
JB-164
JB-165
JB-166
JB-167
JB-168
JB-169
JB-170
JB-171
JB-172
JB-173
JB-174
JB-175
JB-176
JB-177
JB-178
JB-179
JB-180

Standard Unit Price	Number of pc(s). included in pkg.	Minimum order quantity	Volume Discount	Standard Shipping Days ?	RoHS	Max. Load (Secified Range) (N)	Maximum Load Capacity (N)	Customer-Specified Length (mm)	Outer Diameter (mm)	Initial Tension (N)	Spring Constant (N/mm)	Wire diameter (mm)	Length at Maximum Load (Usage Length) (mm)
18.04 €	20 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	5.90	17.7	5	0.89	0.59	0.55	25.6
18.04 €	20 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	5.90	19.8	5	0.89	0.44	0.55	31.1
18.04 €	20 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	5.90	24.3	5	0.89	0.32	0.55	40.0
18.04 €	20 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	5.90	31.4	5	0.89	0.22	0.55	54.5
18.04 €	20 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	5.90	40.7	5	0.89	0.15	0.55	73.3
18.04 €	20 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	7.80	17.7	5	1.3	0.87	0.6	25.3
18.04 €	20 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	7.80	20.7	5	1.3	0.65	0.6	30.9
18.04 €	20 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	7.80	25.5	5	1.3	0.47	0.6	39.7
18.04 €	20 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	7.80	33.3	5	1.3	0.32	0.6	54.0
18.04 €	20 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	7.80	43.5	5	1.3	0.22	0.6	72.8
18.94 €	10 Pieces Per Package	1 pack	Available	Same day Stock	10	1.26 to 3.50	2.50	17.7	6	0.16	0.08	0.4	44.8
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	1.26 to 3.50	2.50	19.7	6	0.16	0.06	0.4	56.0
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	1.26 to 3.50	2.50	22.9	6	0.16	0.04	0.4	73.9
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	1.26 to 3.50	2.50	28.1	6	0.16	0.03	0.4	102.9
18.04 €	10 Pieces Per Package	1 pack		12 Days	10	1.26 to 3.50	2.50	35	6	0.16	0.02	0.4	141.0
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	1.26 to 3.50	3.40	18.2	6	0.26	0.14	0.45	41.0
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	1.26 to 3.50	3.40	20.4	6	0.26	0.1	0.45	51.0
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	1.26 to 3.50	3.40	23.9	6	0.26	0.07	0.45	67.0
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	1.26 to 3.50	3.40	29.9	6	0.26	0.05	0.45	92.9
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	1.26 to 3.50	3.40	37.6	6	0.26	0.04	0.45	126.8
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	3.90	18.7	6	0.4	0.21	0.5	34.9
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	3.90	21.3	6	0.4	0.16	0.5	42.9
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	3.90	25.3	6	0.4	0.11	0.5	55.7
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	3.90	31.8	6	0.4	0.08	0.5	76.4
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	3.90	40.3	6	0.4	0.06	0.5	103.5
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	5.4	19.9	6	0.6	0.32	0.55	34.0
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	5.4	22	6	0.6	0.24	0.55	41.7
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	5.4	26.5	6	0.6	0.17	0.55	54.1
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	5.4	33.6	6	0.6	0.12	0.55	74.1
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	5.4	42.9	6	0.6	0.08	0.55	100.3
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	6.37	19.9	6	0.86	0.47	0.6	31.5
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	6.37	22.9	6	0.86	0.35	0.6	38.4
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	6.37	27.7	6	0.86	0.25	0.6	49.5
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	6.37	35.5	6	0.86	0.17	0.6	67.5
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	6.37	45.7	6	0.86	0.12	0.6	91.0
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	8.01 to 15.00	8.34	20.5	6	1.21	0.67	0.65	31.2
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	8.01 to 15.00	8.34	23.7	6	1.21	0.5	0.65	38.0
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	8.01 to 15.00	8.34	28.9	6	1.21	0.36	0.65	48.9
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	8.01 to 15.00	8.34	37.4	6	1.21	0.24	0.65	66.6
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	8.01 to 15.00	8.34	48.4	6	1.21	0.17	0.65	89.8
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	8.01 to 15.00	12.26	21	6	1.66	0.92	0.7	32.6
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	8.01 to 15.00	12.26	24.5	6	1.66	0.69	0.7	40.0
18.94 €	10 Pieces Per Package	1 pack	Available	Same day Stock	10	8.01 to 15.00	12.26	30.1	6	1.66	0.49	0.7	51.7
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	8.01 to 15.00	12.26	39.2	6	1.66	0.34	0.7	70.8
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	8.01 to 15.00	12.26	51.1	6	1.66	0.24	0.7	95.7
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	1.26 to 3.50	3.43	21	7	0.29	0.13	0.5	44.7
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	1.26 to 3.50	3.43	23.5	7	0.29	0.1	0.5	55.3
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	1.26 to 3.50	3.43	27.5	7	0.29	0.07	0.5	72.2
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	1.26 to 3.50	3.43	34	7	0.29	0.05	0.5	99.7
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	1.26 to 3.50	3.43	42.5	7	0.29	0.03	0.5	135.6
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	4.41	22.1	7	0.43	0.19	0.55	41.6
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	4.41	24.2	7	0.43	0.15	0.55	51.2
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	4.41	28.7	7	0.43	0.1	0.55	66.5
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	4.41	35.8	7	0.43	0.07	0.55	91.4
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	4.41	45.1	7	0.43	0.05	0.55	124.0
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	5.88	22.1	7	0.61	0.28	0.6	40.5
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	5.88	25.1	7	0.61	0.21	0.6	49.7
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	5.88	29.9	7	0.61	0.15	0.6	64.5
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	5.88	37.7	7	0.61	0.1	0.6	88.5
18.04 €	10 Pieces Per Package	1 pack		7 Days	10	3.51 to 8.00	5.88	47.9	7	0.61	0.07	0.6	119.8

Basic information

Material	Stainless Steel (EN 1.4301 (WPB) Equiv.)	Type	Standard Type	Hook Opposing Angle	180° (Standard)

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Basic Attributes

Max. Load (Secified Range)(N)
- Up to 1.25
- 1.26 to 3.50
- 3.51 to 8.00
- 8.01 to 15.00
- 15.01 to 30.00
- 30.01 to 60.00
Clear
Maximum Load Capacity(N)
0.64

0.74

0.78

0.88

0.98

1.13

1.18

1.47

1.62

1.67

2.00

2.21

2.50

2.90

2.94

3.40

3.43

3.90

3.92

4.40

4.41

4.90

5.4

5.88

5.90

6.37

7.36

7.80

8.34

8.83

10.30

11.77

12.26

13.73
Clear
Customer-Specified Length(mm)
6.5

7

7.5

8

8.5

9

9.5

9.8

10

10.2

10.5

10.9

11

11.3

11.5

11.6

11.8

12

12.4

12.5

12.7

12.9

13

13.2

13.3

13.5

13.6

13.8

14

14.3

14.4

14.7

14.9

15

15.2

15.4

15.5

15.8

16

16.1

16.5

16.6

16.9

17

17.2

17.4

17.5

17.7

18.2

18.4

18.5

18.7

19

19.1

19.4

19.6

19.7

19.8

19.9

20

20.4

20.5

20.7

20.9

21

21.3

21.8

22

22.1

22.3

22.7

22.9

23.1

23.2

23.4

23.5

23.6

23.7

23.9

24

24.2

24.3

24.5

24.9

25

25.1

25.3

25.4

25.5

25.6

25.9

26.1

26.4

26.5

26.6

26.7

27

27.1

27.4

27.5

27.6

27.7

27.8

28

28.1

28.3

28.7

28.9

29.6

29.9

30.1

30.3

30.4

30.5

30.9

31.1

31.4

31.8

32

32.3

32.5

32.7

33.1

33.3

33.6

34

34.5

34.7

34.9

35

35.3

35.4

35.5

35.8

35.9

36.3

36.5

36.7

36.9

37.4

37.5

37.6

37.7

38

38.1

38.5

39

39.2

39.5

39.6

39.8

40

40.3

40.7

41.3

41.4

41.8

42

42.5

42.9

43.5

43.6

43.9

44

44.2

45

45.1

45.7

45.8

46

46.1

46.4

47.3

47.9

48.3

48.4

48.6

49

49.5

50

50.2

50.5

50.6

50.8

51

51.1

51.5

51.7

52.8

53

53.3

53.4

55

55.2

55.4

55.5

56.6

56.9

57.4

57.5

57.7

57.8

58.7

59.1

59.8

60

60.2

61

61.3

62.3

63.5

64.5

64.6

65.4

66.6

67

69

69.4

70.5

71

72.5

73.8

73.9

75.4

76.1

78.2

78.3

78.4

80.5

82.8

87

87.2

90.2

91.4

94.6

95.8

99

102.2

106.6

111

117.4

121.8

126.2
Clear
Outer Diameter(mm)
2

2.5

3

3.5

4

5

6

7

8

9

10

11

12

14

16

18
Clear
Initial Tension(N)
0.04

0.05

0.06

0.07

0.08

0.1

0.11

0.12

0.13

0.15

0.16

0.18

0.19

0.2

0.22

0.23

0.26

0.28

0.29

0.32

0.38

0.4

0.43

0.46

0.5

0.6

0.61

0.63

0.64

0.68

0.86

0.87

0.89

0.94

0.99

1.17

1.18

1.21

1.25

1.3

1.53

1.6

1.66

1.94

2.06

2.39

2.45

2.52

3.03

3.44

3.49

4.69

4.72

5.19

6.12

6.62

8.26
Clear
Spring Constant(N/mm)
0.01

0.02

0.03

0.04

0.05

0.06

0.07

0.08

0.09

0.1

0.11

0.12

0.13

0.14

0.15

0.16

0.17

0.18

0.19

0.2

0.21

0.22

0.23

0.24

0.25

0.26

0.27

0.28

0.29

0.3

0.31

0.32

0.34

0.35

0.36

0.37

0.38

0.39

0.4

0.41

0.42

0.43

0.44

0.45

0.46

0.47

0.48

0.49

0.5

0.51

0.52

0.53

0.55

0.56

0.57

0.59

0.6

0.62

0.63

0.64

0.65

0.67

0.69

0.7

0.72

0.74

0.78

0.82

0.83

0.84

0.85

0.87

0.92

0.93

0.94

0.98

0.99

1.05

1.1

1.11

1.25

1.3

1.38

1.47

1.74

1.84

1.96
Clear
Wire diameter(mm)
0.2

0.23

0.26

0.29

0.32

0.35

0.4

0.45

0.5

0.55

0.6

0.65

0.7

0.8

0.9

1

1.2

1.4

1.6
Clear
Length at Maximum Load (Usage Length)(mm)
11.6

14.3

14.6

15.5

16.6

17.1

18.0

18.5

18.6

19.1

19.8

20.1

20.6

21.0

21.1

21.9

22.0

22.9

23.0

23.3

23.4

24.1

24.6

24.9

25.0

25.2

25.3

25.5

25.6

25.9

26.1

26.2

26.3

27.0

27.1

27.2

27.3

28.2

28.8

29.0

29.1

29.9

30.1

30.7

30.9

31.1

31.2

31.5

32.0

32.1

32.6

32.7

33.2

33.8

33.9

34.0

34.4

34.6

34.9

35.4

36.0

36.3

36.6

37.1

37.4

37.5

38.0

38.4

38.8

39.7

40.0

40.4

40.5

40.8

41.0

41.2

41.6

41.7

42.0

42.7

42.9

43.0

43.6

44.3

44.5

44.7

44.8

44.9

45.3

46.6

46.8

47.5

47.7

47.9

48.1

48.3

48.8

48.9

49.5

49.7

50.2

50.9

51.0

51.1

51.2

51.7

52.2

52.7

53.1

54.0

54.1

54.5

55.3

55.7

56.0

56.1

56.3

56.5

57.0

57.5

58.7

59.1

59.3

59.9

61.4

61.7

61.8

63.3

63.9

64.5

64.8

65.7

66.5

66.6

66.7

67.0

67.3

67.5

68.1

70.8

71.8

72.2

72.8

73.3

73.9

74.1

74.6

74.9

75.7

76.3

76.4

76.6

77.0

77.7

82.0

82.3

83.5

84.0

84.2

86.8

88.5

89.8

90.3

91.0

91.3

91.4

91.9

92.9

95.7

99.7

100.3

102.1

102.4

102.9

103.5

104.8

105.0

106.0

112.5

113.5

115.4

117.6

119.8

124.0

126.8

135.6

138.8

141.0

142.5

143.7

157.1
Clear
Type
- JB
Clear