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Round Coil Springs-Fmax. (Allowable Deflection) = Lx40%-45%/O.D. Referenced

Volume Discount

MISUMI

Part Number

Configured Part Number is shown.

Product TOP

Part Number

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Part Number
WF3-5
WF3-10
WF3-15
WF3-20
WF3-25
WF3-30
WF3-35
WF3-40
WF4-5
WF4-10
WF4-15
WF4-20
WF4-25
WF4-30
WF4-35
WF4-40
WF4-45
WF4-50
WF4-55
WF4-60
WF4-65
WF4-70
WF5-5
WF5-10
WF5-15
WF5-20
WF5-25
WF5-30
WF5-35
WF5-40
WF5-45
WF5-50
WF5-55
WF5-60
WF5-65
WF5-70
WF6-5
WF6-10
WF6-15
WF6-20
WF6-25
WF6-30
WF6-35
WF6-40
WF6-45
WF6-50
WF6-55
WF6-60
WF6-65
WF6-70
WF6-80
WF8-10
WF8-15
WF8-20
WF8-25
WF8-30
WF8-35
WF8-40
WF8-45
WF8-50

Standard Unit Price	Minimum order quantity	Volume Discount	Days to Ship	RoHS	Free Length L (mm)	Inner Dia. D-2d (or D) (Ø)	Outer Dia. D (or D1) (Ø)	Height with the max. load applied ([Free Length] – [Allowable Deflection]) (mm)	Spring Constant (N/mm)	Allowable Load (Configurable Range) (N)	Max. Load (N)	Wire Dia. (Ø)	End Face	Solid Length (mm)
MYR 4.20	1 Piece(s)	Available	1 Day(s) or more	10	5	2.48	3	2.75	0.5	Up to 1.50	1.1	0.26	Without Grinding	2
MYR 4.20	1 Piece(s)	Available	1 Day(s) or more	10	10	2.36	3	5.5	0.5	1.51~4.50	2.2	0.32	Without Grinding	5
MYR 4.20	1 Piece(s)	Available	1 Day(s) or more	10	15	2.36	3	8.3	0.5	1.51~4.50	3.2	0.32	Without Grinding	5
MYR 4.20	1 Piece(s)	Available	1 Day(s) or more	10	20	2.3	3	11	0.5	1.51~4.50	4.4	0.35	Without Grinding	7
MYR 3.86	1 Piece(s)	Available	1 Day(s) or more	10	25	2.3	3	13.8	0.5	4.51~8.50	5.5	0.35	Without Grinding	7
MYR 4.56	1 Piece(s)	Available	4 Day(s) or more	10	30	2.2	3	16.5	0.5	4.51~8.50	6.6	0.4	With Grinding	13.2
MYR 4.56	1 Piece(s)	Available	4 Day(s) or more	10	35	2.2	3	19.3	0.5	4.51~8.50	7.6	0.4	With Grinding	13.2
MYR 4.56	1 Piece(s)	Available	4 Day(s) or more	10	40	2.2	3	22	0.5	8.51~16.00	8.8	0.4	With Grinding	13.2
MYR 4.56	1 Piece(s)	Available	1 Day(s) or more	10	5	3.36	4	2.75	0.5	Up to 1.50	1.1	0.32	Without Grinding	2.3
MYR 4.56	1 Piece(s)	Available	1 Day(s) or more	10	10	3.3	4	5.5	0.5	1.51~4.50	2.2	0.35	Without Grinding	3.1
MYR 4.56	1 Piece(s)	Available	1 Day(s) or more	10	15	3.2	4	8.3	0.5	1.51~4.50	3.2	0.4	Without Grinding	5.6
MYR 4.56	1 Piece(s)	Available	1 Day(s) or more	10	20	3.2	4	11	0.5	1.51~4.50	4.4	0.4	Without Grinding	5.6
MYR 4.90	1 Piece(s)	Available	1 Day(s) or more	10	25	3.1	4	13.8	0.5	4.51~8.50	5.5	0.45	Without Grinding	9.9
MYR 4.90	1 Piece(s)	Available	1 Day(s) or more	10	30	3.1	4	16.5	0.5	4.51~8.50	6.6	0.45	Without Grinding	9.9
MYR 4.90	1 Piece(s)	Available	1 Day(s) or more	10	35	3	4	19.3	0.5	4.51~8.50	7.6	0.5	With Grinding	16.5
MYR 4.90	1 Piece(s)	Available	4 Day(s) or more	10	40	3	4	22	0.5	8.51~16.00	8.8	0.5	With Grinding	16.5
MYR 4.18	1 Piece(s)	Available	1 Day(s) or more	10	45	3	4	25	0.5	8.51~16.00	9.8	0.5	With Grinding	16.5
MYR 4.90	1 Piece(s)	Available	4 Day(s) or more	10	50	3	4	27.5	0.5	8.51~16.00	10.8	0.5	With Grinding	16.5
MYR 4.90	1 Piece(s)	Available	4 Day(s) or more	10	55	3	4	30.3	0.5	8.51~16.00	12.1	0.5	With Grinding	16.5
MYR 4.90	1 Piece(s)	Available	4 Day(s) or more	10	60	3	4	33	0.5	8.51~16.00	12.7	0.5	With Grinding	16.5
MYR 4.90	1 Piece(s)	Available	4 Day(s) or more	10	65	2.9	4	35.8	0.5	8.51~16.00	14.3	0.55	Without Grinding	26.4
MYR 4.90	1 Piece(s)	Available	4 Day(s) or more	10	70	2.9	4	38.5	0.5	8.51~16.00	15.4	0.55	Without Grinding	26.4
MYR 4.80	1 Piece(s)	Available	4 Day(s) or more	10	5	4.3	5	2.75	0.5	Up to 1.50	1.1	0.35	Without Grinding	2
MYR 4.80	1 Piece(s)	Available	1 Day(s) or more	10	10	4.24	5	5.5	0.5	1.51~4.50	2.2	0.38	Without Grinding	2.8
MYR 4.80	1 Piece(s)	Available	1 Day(s) or more	10	15	4.2	5	8.3	0.5	1.51~4.50	3.2	0.4	Without Grinding	3.4
MYR 4.80	1 Piece(s)	Available	1 Day(s) or more	10	20	4.1	5	11	0.5	1.51~4.50	4.4	0.45	Without Grinding	5.4
MYR 5.14	1 Piece(s)	Available	1 Day(s) or more	10	25	4	5	13.8	0.5	4.51~8.50	5.5	0.5	Without Grinding	8.5
MYR 5.14	1 Piece(s)	Available	1 Day(s) or more	10	30	3.9	5	16.5	0.5	4.51~8.50	6.6	0.55	With Grinding	13.2
MYR 4.34	1 Piece(s)	Available	4 Day(s) or more	10	35	3.9	5	19.3	0.5	4.51~8.50	7.6	0.55	With Grinding	13.2
MYR 5.14	1 Piece(s)	Available	4 Day(s) or more	10	40	3.9	5	22	0.5	8.51~16.00	8.8	0.55	With Grinding	20.4
MYR 5.14	1 Piece(s)	Available	4 Day(s) or more	10	45	3.8	5	25	0.5	8.51~16.00	9.8	0.6	With Grinding	20.4
MYR 5.14	1 Piece(s)	Available	4 Day(s) or more	10	50	3.8	5	27.5	0.5	8.51~16.00	10.8	0.6	With Grinding	20.4
MYR 5.28	1 Piece(s)	Available	4 Day(s) or more	10	55	3.8	5	30.3	0.5	8.51~16.00	12.1	0.6	With Grinding	20.4
MYR 5.28	1 Piece(s)	Available	4 Day(s) or more	10	60	3.8	5	33	0.5	8.51~16.00	12.7	0.6	With Grinding	20.4
MYR 5.28	1 Piece(s)	Available	4 Day(s) or more	10	65	3.8	5	35.8	0.5	8.51~16.00	14.3	0.6	With Grinding	20.4
MYR 5.28	1 Piece(s)	Available	4 Day(s) or more	10	70	3.8	5	38.5	0.5	8.51~16.00	15.4	0.6	With Grinding	20.4
MYR 4.90	1 Piece(s)	Available	2 Day(s) or more	10	5	5.2	6	2.75	0.5	Up to 1.50	1.1	0.4	Without Grinding	2.3
MYR 4.90	1 Piece(s)	Available	1 Day(s) or more	10	10	5	6	5.5	0.5	1.51~4.50	2.2	0.5	With Grinding	5
MYR 4.90	1 Piece(s)	Available	1 Day(s) or more	10	15	4.9	6	8.3	0.5	1.51~4.50	3.2	0.55	With Grinding	8
MYR 4.90	1 Piece(s)	Available	1 Day(s) or more	10	20	4.9	6	11	0.5	1.51~4.50	4.4	0.55	With Grinding	8
MYR 5.28	1 Piece(s)	Available	1 Day(s) or more	10	25	4.8	6	13.8	0.5	4.51~8.50	5.5	0.6	With Grinding	12
MYR 5.28	1 Piece(s)	Available	1 Day(s) or more	10	30	4.7	6	16.5	0.5	4.51~8.50	6.6	0.65	With Grinding	16
MYR 5.28	1 Piece(s)	Available	2 Day(s) or more	10	35	4.7	6	19.3	0.5	4.51~8.50	7.6	0.65	With Grinding	17
MYR 5.28	1 Piece(s)	Available	1 Day(s) or more	10	40	4.7	6	22	0.5	8.51~16.00	8.8	0.65	With Grinding	17
MYR 5.28	1 Piece(s)	Available	4 Day(s) or more	10	45	4.7	6	25	0.5	8.51~16.00	9.8	0.65	With Grinding	17
MYR 5.28	1 Piece(s)	Available	2 Day(s) or more	10	50	4.6	6	27.5	0.5	8.51~16.00	10.8	0.7	With Grinding	25.2
MYR 5.64	1 Piece(s)	Available	4 Day(s) or more	10	55	4.6	6	30.3	0.5	8.51~16.00	12.1	0.7	With Grinding	25.2
MYR 5.64	1 Piece(s)	Available	4 Day(s) or more	10	60	4.6	6	33	0.5	8.51~16.00	12.7	0.7	With Grinding	25.2
MYR 5.64	1 Piece(s)	Available	4 Day(s) or more	10	65	4.6	6	35.8	0.5	8.51~16.00	14.3	0.7	With Grinding	25.2
MYR 5.64	1 Piece(s)	Available	4 Day(s) or more	10	70	4.6	6	38.5	0.5	8.51~16.00	14.7	0.7	With Grinding	25.2
MYR 5.64	1 Piece(s)	Available	2 Day(s) or more	10	80	4.6	6	44	0.5	16.01~30.00	17.7	0.7	With Grinding	25.2
MYR 5.64	1 Piece(s)	Available	1 Day(s) or more	10	10	6.8	8	5.5	0.5	1.51~4.50	2.2	0.6	With Grinding	5
MYR 5.64	1 Piece(s)	Available	1 Day(s) or more	10	15	6.7	8	8.3	0.5	1.51~4.50	3.2	0.65	With Grinding	7.5
MYR 5.64	1 Piece(s)	Available	1 Day(s) or more	10	20	6.6	8	11	0.5	1.51~4.50	4.4	0.7	With Grinding	10.8
MYR 5.98	1 Piece(s)	Available	1 Day(s) or more	10	25	6.6	8	13.8	0.5	4.51~8.50	5.5	0.7	With Grinding	10.8
MYR 5.06	1 Piece(s)	Available	1 Day(s) or more	10	30	6.5	8	16.5	0.5	4.51~8.50	6.6	0.75	With Grinding	14.5
MYR 5.06	1 Piece(s)	Available	1 Day(s) or more	10	35	6.5	8	19.3	0.5	4.51~8.50	7.6	0.75	With Grinding	14.5
MYR 5.98	1 Piece(s)	Available	2 Day(s) or more	10	40	6.4	8	22	0.5	8.51~16.00	8.8	0.8	With Grinding	20
MYR 5.98	1 Piece(s)	Available	4 Day(s) or more	10	45	6.4	8	25	0.5	8.51~16.00	9.8	0.8	With Grinding	20
MYR 5.98	1 Piece(s)	Available	1 Day(s) or more	10	50	6.4	8	27.5	0.5	8.51~16.00	10.8	0.8	With Grinding	20

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Basic Information

Material	SWP-A

Configure

376 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

Free Length L(mm)
5

10

15

20

25

30

35

40

45

50

55

60

65

70

80

90

100
Clear
Inner Dia. D-2d (or D)(Ø)
1.4

1.42

1.48

1.6

2

2.1

2.2

2.3

2.36

2.4

2.48

2.7

2.8

2.9

3

3.1

3.2

3.3

3.36

3.5

3.6

3.7

3.8

3.9

4

4.1

4.2

4.24

4.3

4.4

4.5

4.6

4.7

4.8

4.9

5

5.1

5.2

6

6.2

6.3

6.4

6.5

6.6

6.7

6.8

7.8

8

8.2

8.3

8.4

8.5

8.7

9.4

9.6

9.8

10

10.2

10.4

10.6

10.8

11

11.2

11.3

11.4

11.5

11.6

11.8

12

12.2

12.4

12.8

13

13.2

13.4

13.6

13.8

14

14.2

14.4

14.6

14.8

15

15.2

15.4

15.6

16

16.4

16.6

16.8

17

17.2

17.4

17.6

18

18.4

18.6

19

19.2

19.4

21.4

21.8

22

22.4

22.8

23

23.2

23.6
Clear
Outer Dia. D (or D1)(Ø)
2

3

4

5

6

8

10

12

13

14

16

18

20

22

27
Clear
Height with the max. load applied ([Free Length] – [Allowable Deflection])(mm)
2.75

3

5.5

6

8.3

9

11

12

13.8

15

16.5

18

19.3

21

22

24

24.8

25

27

27.5

30

30.3

33

35.8

36

38.5

39

42

44

48

49.5

54

60
Clear
Spring Constant(N/mm)
0.5

1

2.9
Clear
Allowable Load (Configurable Range)(N)
- Up to 1.50
- 1.51~4.50
- 4.51~8.50
- 8.51~16.00
- 16.01~30.00
- 30.01~50.00
- 50.01~73.00
- 73.01~107.00
- 107.01~150.00
Clear
Max. Load(N)
0.98

1.1

2

2.2

2.3

2.9

3.2

3.9

4

4.4

4.9

5.5

5.9

6.6

7.6

7.8

8.8

9.8

10.8

11

11.8

12.1

12.7

13.2

13.7

14.3

14.7

15.4

15.7

17.7

19.6

19.8

19.9

21.6

22.1

23.5

24.2

24.3

25.5

26.5

27.5

28.6

28.7

29.4

30.9

31.4

35.3

41.2

47.1

53

58.8

64.7

70.6

76.5

82.4

94.1

105.9

117.7
Clear
Wire Dia.(Ø)
0.2

0.26

0.29

0.3

0.32

0.35

0.38

0.4

0.45

0.5

0.55

0.6

0.65

0.7

0.75

0.8

0.85

0.9

1

1.1

1.2

1.3

1.4

1.5

1.6

1.7

1.8

1.9

2

2.1

2.2

2.3

2.5

2.6

2.8
Clear
End Face
- With Grinding
- Without Grinding
Clear
Solid Length(mm)
1.7

2

2.1

2.3

2.5

2.8

3.1

3.4

3.9

4.6

4.7

4.8

4.9

5

5.1

5.2

5.3

5.4

5.6

6

6.3

6.4

6.5

7

7.2

7.5

7.7

7.8

7.9

8

8.2

8.5

8.7

9

9.8

9.9

10

10.4

10.5

10.8

11

11.2

11.3

12

12.4

12.6

12.8

13

13.2

13.3

13.5

13.7

13.9

14

14.1

14.5

15

15.3

15.4

15.6

15.8

16

16.1

16.2

16.5

17

17.5

18

18.2

18.6

18.9

19

19.4

19.8

20

20.4

21

21.4

21.6

22

22.1

22.8

23.1

24

24.2

25.2

26

26.4

26.8

27.5

27.6

28

28.1

28.6

28.8

29.7

30.6

31

32

32.3

33

33.6

34.5

34.9

36

36.4

37.4

37.8

39.7

40

43

43.5

46.7
Clear
type
- WF
- WL
Clear
CAD
- 2D
- 3D
Clear

Days to Ship

All

1 Day(s) or Less

2 Day(s) or Less

4 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 .

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Round Coil Springs-Fmax. (Allowable Deflection) = Lx40%-45%/O.D. Referenced

Part Number

Basic Information

Configure

Specification/Dimensions

Free Length L(mm)

Inner Dia. D-2d (or D)(Ø)

Outer Dia. D (or D1)(Ø)

Height with the max. load applied ([Free Length] – [Allowable Deflection])(mm)

Spring Constant(N/mm)

Allowable Load (Configurable Range)(N)

Max. Load(N)

Wire Dia.(Ø)

End Face

Solid Length(mm)

type

CAD

Days to Ship

Specify Alterations

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