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Discontinued Products

Kindly be informed that it will be peak period in conjunction with the Chinese New Year festive season. Delivery pickup upon 25 January 2025 estimated would arrive after CNY holidays. Please expect slight delay for orders shipped during this peak season and we thank you for your kind understanding. [Details]
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Round-Wire Tensile Coil Spring J Spring JB【2-20 Pieces Per Package】

Click this image to zoom it.

Move the mouse over the image to zoom

TOKYO HATSUJYO MANUFACTURING

- Round-Wire Tensile Coil Spring J Spring JB series from TOKYO HATSUJYO MANUFACTURING.
- The wire material of spring is made of stainless-steel wire (SUS304-WPB).
- The outer diameter of spring can be selected from 2.0 mm to 16 mm.
- The free length of spring can be selected from 6.5 mm to 126.2 mm.
- The initial tension of spring can be selected from 0.04 N to 8.26 N.
- The wire diameter can be selected from 0.2 mm to 1.6 mm.
- Tension Springs Ultra-Light Load / Light Load from MISUMI.

(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.

Part Number

Configured Part Number is shown.

Product TOP

: 30; 45; 60

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Part Number
JB-1
JB-2
JB-3
JB-4
JB-5
JB-6
JB-7
JB-8
JB-9
JB-10
JB-11
JB-12
JB-13
JB-14
JB-15
JB-16
JB-17
JB-18
JB-19
JB-20
JB-21
JB-22
JB-23
JB-24
JB-25
JB-26
JB-27
JB-28
JB-29
JB-30
JB-31
JB-32
JB-33
JB-34
JB-35
JB-36
JB-37
JB-38
JB-39
JB-40
JB-41
JB-42
JB-43
JB-44
JB-45
JB-46
JB-47
JB-48
JB-49
JB-50
JB-51
JB-52
JB-53
JB-54
JB-55
JB-56
JB-57
JB-58
JB-59
JB-60

Standard Unit Price	Number of pc(s). included in pkg.	Minimum order quantity	Days to Ship	RoHS	Max. Load (Secified Range) (N)	Max. Load (N)	Free length (mm)	O.D. (Ø)	Initial Tension (N)	Spring Constant (N/mm)	Wire diameter (Ø)	Length at Maximum Load (Usage Length) (mm)
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	0.88	6.5	2	0.1	0.16	0.2	11.6
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	0.88	7.5	2	0.1	0.12	0.2	14.3
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	0.88	9	2	0.1	0.08	0.2	18.6
MYR 90.64	20 Pieces Per Package	1 Pack(s)	11 Day(s)	10	~1.25	0.88	11.5	2	0.1	0.06	0.2	25.5
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	0.88	15	2	0.1	0.04	0.2	34.6
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	0.74	7	2.5	0.06	0.08	0.2	16.6
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	0.74	8.5	2.5	0.06	0.06	0.2	20.6
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	0.74	10	2.5	0.06	0.04	0.2	27.0
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	0.74	12.5	2.5	0.06	0.03	0.2	37.4
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	0.74	16	2.5	0.06	0.02	0.2	51.1
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	1.13	8	2.5	0.11	0.14	0.23	15.5
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	1.13	9	2.5	0.11	0.1	0.23	19.1
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	1.13	11	2.5	0.11	0.07	0.23	25.0
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	1.13	14	2.5	0.11	0.05	0.23	34.4
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	1.13	17.5	2.5	0.11	0.04	0.23	46.8
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	1.26~3.50	1.62	8	2.5	0.18	0.23	0.26	14.6
MYR 90.64	20 Pieces Per Package	1 Pack(s)	11 Day(s)	10	1.26~3.50	1.62	9.5	2.5	0.18	0.17	0.26	18.0
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	1.26~3.50	1.62	11.5	2.5	0.18	0.12	0.26	23.4
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	1.26~3.50	1.62	15	2.5	0.18	0.08	0.26	32.1
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	1.26~3.50	1.62	17.5	2.5	0.18	0.06	0.26	43.6
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	0.64	8.5	3	0.04	0.04	0.2	23.0
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	0.64	9.5	3	0.04	0.03	0.2	28.8
MYR 90.64	20 Pieces Per Package	1 Pack(s)	11 Day(s)	10	~1.25	0.64	11	3	0.04	0.02	0.2	38.0
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	0.64	14	3	0.04	0.02	0.2	53.1
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	0.64	17	3	0.04	0.01	0.2	72.8
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	0.98	9	3	0.07	0.08	0.23	21.1
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	0.98	10	3	0.07	0.06	0.23	26.3
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	0.98	12	3	0.07	0.04	0.23	34.6
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	0.98	15	3	0.07	0.03	0.23	48.1
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	0.98	19	3	0.07	0.02	0.23	65.7
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	1.26~3.50	1.47	9	3	0.12	0.13	0.26	20.1
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	1.26~3.50	1.47	10.5	3	0.12	0.1	0.26	24.9
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	1.26~3.50	1.47	12.5	3	0.12	0.07	0.26	32.7
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	1.26~3.50	1.47	16	3	0.12	0.05	0.26	45.3
MYR 90.64	20 Pieces Per Package	1 Pack(s)	24 Day(s) or more	10	1.26~3.50	1.47	18.5	3	0.12	0.03	0.26	61.8
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	1.26~3.50	2.00	9.8	3	0.19	0.2	0.29	18.5
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	1.26~3.50	2.00	11.3	3	0.19	0.15	0.29	22.9
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	1.26~3.50	2.00	13.6	3	0.19	0.11	0.29	29.9
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	1.26~3.50	2.00	17.4	3	0.19	0.07	0.29	41.2
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	1.26~3.50	2.00	22.3	3	0.19	0.05	0.29	56.1
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	1.26~3.50	2.50	10.2	3	0.28	0.31	0.32	17.1
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	1.26~3.50	2.50	11.8	3	0.28	0.23	0.32	21.1
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	1.26~3.50	2.50	14.3	3	0.28	0.17	0.32	27.3
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	1.26~3.50	2.50	18.5	3	0.28	0.11	0.32	37.5
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	1.26~3.50	2.50	23.9	3	0.28	0.08	0.32	50.9
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	0.78	10	3.5	0.05	0.05	0.23	26.1
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	0.78	11	3.5	0.05	0.03	0.23	32.6
MYR 90.64	20 Pieces Per Package	1 Pack(s)	11 Day(s)	10	~1.25	0.78	13	3.5	0.05	0.02	0.23	43.0
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	0.78	16	3.5	0.05	0.02	0.23	59.9
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	0.78	20	3.5	0.05	0.01	0.23	82.0
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	1.18	10.5	3.5	0.08	0.08	0.26	24.6
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	1.18	11.5	3.5	0.08	0.06	0.26	30.7
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	1.18	13.5	3.5	0.08	0.04	0.26	40.4
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	1.18	17	3.5	0.08	0.03	0.26	56.1
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	~1.25	1.18	20	3.5	0.08	0.02	0.26	76.6
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	1.26~3.50	1.67	10.9	3.5	0.13	0.12	0.29	23.3
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	1.26~3.50	1.67	12.4	3.5	0.13	0.09	0.29	29.0
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	1.26~3.50	1.67	14.7	3.5	0.13	0.07	0.29	38.0
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	1.26~3.50	1.67	18.5	3.5	0.13	0.04	0.29	52.7
MYR 90.64	20 Pieces Per Package	1 Pack(s)	6 Day(s) or more	10	1.26~3.50	1.67	23.4	3.5	0.13	0.03	0.29	71.8

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Basic Information

Material	SUS304-WPB	Type	Standard Type	Hook Opposing Angle	180° (Standard)

Configure

323 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

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
Clear
Max. Load(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
Free 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

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
O.D.(Ø)
2

2.5

3

3.5

4

5

6

7

8

9

10

11

12

14

16
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

0.99

1.05

1.1

1.11

1.25

1.3

1.38

1.47

1.74

1.84

1.96
Clear
Wire diameter(Ø)
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

Days to Ship

All

4 Day(s) or Less

5 Day(s) or Less

6 Day(s) or Less

11 Day(s) or Less

12 Day(s) or Less

13 Day(s) or Less

16 Day(s) or Less

24 Day(s) or Less

29 Day(s) or Less
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Round-Wire Tensile Coil Spring J Spring JB【2-20 Pieces Per Package】

(i)Caution

Basic Information

Configure

Specification/Dimensions

Max. Load (Secified Range)(N)

Max. Load(N)

Free length(mm)

O.D.(Ø)

Initial Tension(N)

Spring Constant(N/mm)

Wire diameter(Ø)

Length at Maximum Load (Usage Length)(mm)

type