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Round Coil Springs-Fmax. (Allowable Deflection) = Lx60%-75%/O.D. Referenced

Volume Discount

MISUMI

Part Number

Configured Part Number is shown.

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Part Number

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Part Number
WR3-5
WR3-10
WR3-15
WR3-20
WR3-25
WR3-30
WR3-35
WR3-40
WR4-5
WR4-10
WR4-15
WR4-20
WR4-25
WR4-30
WR4-35
WR4-40
WR4-45
WR4-50
WR4-55
WR4-60
WR4-65
WR4-70
WR5-5
WR5-10
WR5-15
WR5-20
WR5-25
WR5-30
WR5-35
WR5-40
WR5-45
WR5-50
WR5-55
WR5-60
WR5-65
WR5-70
WR6-5
WR6-10
WR6-15
WR6-20
WR6-25
WR6-30
WR6-35
WR6-40
WR6-45
WR6-50
WR6-55
WR6-60
WR6-65
WR6-70
WR6-80
WR8-10
WR8-15
WR8-20
WR8-25
WR8-30
WR8-35
WR8-40
WR8-45
WR8-50

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)	Solid Length (mm)	Allowable Deflection (mm)
MYR 4.20	1 Piece(s)	Available	1 Day(s) or more	10	5	2.54	3	2	0.3	Up to 1.50	0.9	0.23	1.8	3
MYR 4.20	1 Piece(s)	Available	1 Day(s) or more	10	10	2.5	3	4	0.3	1.51~4.50	1.8	0.25	2.3	6
MYR 4.20	1 Piece(s)	Available	1 Day(s) or more	10	15	2.4	3	6	0.3	1.51~4.50	2.6	0.3	4.8	9
MYR 4.20	1 Piece(s)	Available	1 Day(s) or more	10	20	2.4	3	8	0.3	1.51~4.50	3.5	0.3	4.8	12
MYR 3.86	1 Piece(s)	Available	1 Day(s) or more	10	25	2.36	3	10	0.3	1.51~4.50	4.4	0.32	6.8	15
MYR 4.56	1 Piece(s)	Available	4 Day(s) or more	10	30	2.36	3	12	0.3	4.51~8.50	5.3	0.32	6.8	18
MYR 4.56	1 Piece(s)	Available	1 Day(s) or more	10	35	2.3	3	14	0.3	4.51~8.50	6.2	0.35	11.5	21
MYR 4.56	1 Piece(s)	Available	4 Day(s) or more	10	40	2.3	3	16	0.3	4.51~8.50	7.1	0.35	11.5	24
MYR 4.56	1 Piece(s)	Available	1 Day(s) or more	10	5	3.48	4	2	0.3	Up to 1.50	0.9	0.26	1.6	3
MYR 4.56	1 Piece(s)	Available	1 Day(s) or more	10	10	3.42	4	4	0.3	1.51~4.50	1.8	0.29	2.2	6
MYR 4.56	1 Piece(s)	Available	1 Day(s) or more	10	15	3.36	4	12.4	0.3	1.51~4.50	2.6	0.32	3.2	2.6
MYR 4.56	1 Piece(s)	Available	1 Day(s) or more	10	20	3.24	4	8	0.3	1.51~4.50	3.5	0.38	6.5	12
MYR 4.18	1 Piece(s)	Available	1 Day(s) or more	10	25	3.24	4	10	0.3	1.51~4.50	4.4	0.38	6.5	15
MYR 4.18	1 Piece(s)	Available	1 Day(s) or more	10	30	3.2	4	12	0.3	4.51~8.50	5.3	0.4	8.4	18
MYR 4.90	1 Piece(s)	Available	2 Day(s) or more	10	35	3.2	4	14	0.3	4.51~8.50	6.2	0.4	8.4	21
MYR 4.90	1 Piece(s)	Available	4 Day(s) or more	10	40	3.1	4	16	0.3	4.51~8.50	7.1	0.45	15	24
MYR 4.90	1 Piece(s)	Available	4 Day(s) or more	10	45	3.1	4	18	0.3	4.51~8.50	7.9	0.45	15	27
MYR 4.90	1 Piece(s)	Available	1 Day(s) or more	10	50	3.1	4	20	0.3	8.51~16.00	8.8	0.45	15	30
MYR 4.90	1 Piece(s)	Available	4 Day(s) or more	10	55	3.1	4	22	0.3	8.51~16.00	9.7	0.45	15	33
MYR 4.90	1 Piece(s)	Available	4 Day(s) or more	10	60	3	4	24	0.3	8.51~16.00	10.6	0.5	23.5	36
MYR 4.90	1 Piece(s)	Available	4 Day(s) or more	10	65	3	4	26	0.3	8.51~16.00	11.5	0.5	25	39
MYR 4.90	1 Piece(s)	Available	4 Day(s) or more	10	70	3	4	28	0.3	8.51~16.00	12.4	0.5	25	42
MYR 4.80	1 Piece(s)	Available	1 Day(s) or more	10	5	4.4	5	2	0.3	Up to 1.50	0.9	0.3	1.6	3
MYR 4.80	1 Piece(s)	Available	1 Day(s) or more	10	10	4.3	5	4	0.3	1.51~4.50	1.8	0.35	2.8	6
MYR 4.80	1 Piece(s)	Available	1 Day(s) or more	10	15	4.3	5	6	0.3	1.51~4.50	2.6	0.35	2.8	9
MYR 4.80	1 Piece(s)	Available	1 Day(s) or more	10	20	4.2	5	8	0.3	1.51~4.50	3.5	0.4	4.8	12
MYR 5.14	1 Piece(s)	Available	1 Day(s) or more	10	25	4.1	5	10	0.3	4.51~8.50	4.4	0.45	8	15
MYR 4.34	1 Piece(s)	Available	1 Day(s) or more	10	30	4.1	5	12	0.3	4.51~8.50	5.3	0.45	8	18
MYR 5.14	1 Piece(s)	Available	1 Day(s) or more	10	35	4	5	14	0.3	4.51~8.50	6.2	0.5	12.5	21
MYR 5.14	1 Piece(s)	Available	2 Day(s) or more	10	40	4	5	16	0.3	4.51~8.50	7.1	0.5	12.5	24
MYR 5.14	1 Piece(s)	Available	4 Day(s) or more	10	45	3.9	5	18	0.3	4.51~8.50	7.9	0.55	17.6	27
MYR 5.14	1 Piece(s)	Available	4 Day(s) or more	10	50	3.9	5	20	0.3	8.51~16.00	8.8	0.55	18	30
MYR 5.28	1 Piece(s)	Available	4 Day(s) or more	10	55	3.9	5	22	0.3	8.51~16.00	9.7	0.55	20	33
MYR 5.28	1 Piece(s)	Available	4 Day(s) or more	10	60	3.9	5	24	0.3	8.51~16.00	10.6	0.55	20	36
MYR 5.28	1 Piece(s)	Available	4 Day(s) or more	10	65	3.9	5	26	0.3	8.51~16.00	11.5	0.55	20.9	39
MYR 5.28	1 Piece(s)	Available	2 Day(s) or more	10	70	3.9	5	28	0.3	8.51~16.00	12.4	0.55	20.9	42
MYR 4.90	1 Piece(s)	Available	4 Day(s) or more	10	5	5.36	6	2	0.3	Up to 1.50	0.9	0.32	1.6	3
MYR 4.90	1 Piece(s)	Available	1 Day(s) or more	10	10	5.2	6	4	0.3	1.51~4.50	1.8	0.4	3.2	6
MYR 4.90	1 Piece(s)	Available	1 Day(s) or more	10	15	5.2	6	6	0.3	1.51~4.50	2.6	0.4	3.2	9
MYR 4.90	1 Piece(s)	Available	1 Day(s) or more	10	20	5	6	8	0.3	1.51~4.50	3.5	0.5	7.5	12
MYR 5.28	1 Piece(s)	Available	1 Day(s) or more	10	25	5	6	10	0.3	1.51~4.50	4.4	0.5	7.5	15
MYR 5.28	1 Piece(s)	Available	1 Day(s) or more	10	30	5	6	12	0.3	4.51~8.50	5.3	0.5	7.5	18
MYR 5.28	1 Piece(s)	Available	2 Day(s) or more	10	35	4.9	6	14	0.3	4.51~8.50	6.2	0.55	11.5	21
MYR 4.46	1 Piece(s)	Available	1 Day(s) or more	10	40	4.9	6	16	0.3	4.51~8.50	7.1	0.55	11.5	24
MYR 5.28	1 Piece(s)	Available	1 Day(s) or more	10	45	4.8	6	18	0.3	4.51~8.50	7.9	0.6	17.4	27
MYR 5.28	1 Piece(s)	Available	4 Day(s) or more	10	50	4.8	6	20	0.3	8.51~16.00	8.8	0.6	17.4	30
MYR 5.64	1 Piece(s)	Available	4 Day(s) or more	10	55	4.8	6	22	0.3	8.51~16.00	9.7	0.6	17.4	33
MYR 5.64	1 Piece(s)	Available	4 Day(s) or more	10	60	4.8	6	24	0.3	8.51~16.00	10.6	0.6	17.4	36
MYR 5.64	1 Piece(s)	Available	4 Day(s) or more	10	65	4.8	6	26	0.3	8.51~16.00	11.5	0.6	17.4	39
MYR 5.64	1 Piece(s)	Available	4 Day(s) or more	10	70	4.8	6	28	0.3	8.51~16.00	12.4	0.6	17.4	42
MYR 5.64	1 Piece(s)	Available	4 Day(s) or more	10	80	4.7	6	32	0.3	8.51~16.00	14.1	0.65	27.3	48
MYR 5.64	1 Piece(s)	Available	1 Day(s) or more	10	10	7.1	8	4	0.3	1.51~4.50	1.8	0.45	2.7	6
MYR 5.64	1 Piece(s)	Available	1 Day(s) or more	10	15	7	8	6	0.3	1.51~4.50	2.6	0.5	4	9
MYR 5.64	1 Piece(s)	Available	1 Day(s) or more	10	20	7	8	8	0.3	1.51~4.50	3.5	0.5	4	12
MYR 5.98	1 Piece(s)	Available	1 Day(s) or more	10	25	6.9	8	10	0.3	1.51~4.50	4.4	0.55	5.8	15
MYR 5.98	1 Piece(s)	Available	1 Day(s) or more	10	30	6.8	8	12	0.3	4.51~8.50	5.3	0.6	8.4	18
MYR 5.98	1 Piece(s)	Available	1 Day(s) or more	10	35	6.8	8	14	0.3	4.51~8.50	6.2	0.6	8.4	21
MYR 5.98	1 Piece(s)	Available	1 Day(s) or more	10	40	6.8	8	16	0.3	4.51~8.50	7.1	0.6	8.4	24
MYR 5.98	1 Piece(s)	Available	2 Day(s) or more	10	45	6.6	8	18	0.3	4.51~8.50	7.9	0.7	16	27
MYR 5.98	1 Piece(s)	Available	1 Day(s) or more	10	50	6.6	8	20	0.3	8.51~16.00	8.8	0.7	16	30

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Basic Information

Material	SWP-A	End Face	Without Grinding

Configure

265 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
Clear
Inner Dia. D-2d (or D)(Ø)
2.3

2.36

2.4

2.48

2.5

2.54

2.6

2.68

3

3.1

3.2

3.24

3.36

3.42

3.48

3.5

3.54

3.6

3.9

4

4.1

4.2

4.24

4.3

4.4

4.5

4.7

4.8

4.9

5

5.1

5.2

5.24

5.3

5.36

5.4

6.5

6.6

6.8

6.9

7

7.1

7.2

7.24

7.3

8.2

8.3

8.4

8.6

8.7

8.8

8.9

9

10

10.2

10.4

10.6

10.7

10.8

11

11.2

11.3

11.4

11.5

11.6

11.7

11.8

12

12.2

12.4

12.5

12.6

13.6

13.8

14

14.2

14.3

14.4

14.5

14.6

14.7

15.2

15.4

15.6

15.8

16

17.2

17.4

17.6

17.8

18

19

19.2

19.4

19.6

19.8

23.6

23.8

24.2

24.4
Clear
Outer Dia. D (or D1)(Ø)
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)
1.25

2

2.5

3.8

4

5

6

6.3

7.5

8

8.8

10

11.3

12

12.4

12.5

13.8

14

15

16

16.3

17.5

18

20

22

24

26

28

32

36
Clear
Spring Constant(N/mm)
0.1

0.2

0.3

0.5
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
Clear
Max. Load(N)
0.38

0.7

0.75

0.9

1.1

1.12

1.5

1.8

1.87

2.2

2.25

2.26

2.6

2.9

3.3

3.5

3.7

4

4.4

4.8

5.1

5.3

5.8

5.9

6.2

6.6

7.1

7.4

7.9

8.1

8.8

9.6

9.7

10.3

10.6

11.5

11.8

12.4

13.2

14.1

14.7

15.9

16.2

17.7

19.1

20.6

23.5
Clear
Wire Dia.(Ø)
0.16

0.2

0.23

0.25

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
Clear
Solid Length(mm)
1

1.1

1.6

1.7

1.8

1.9

2

2.1

2.2

2.3

2.7

2.8

3

3.2

3.5

3.6

3.9

4

4.1

4.5

4.6

4.8

4.9

5

5.1

5.5

5.6

5.7

5.8

6

6.3

6.5

6.6

6.7

6.8

6.9

7

7.2

7.5

7.7

8

8.3

8.4

8.5

8.7

8.8

9

9.1

9.2

9.9

10.4

10.5

10.8

11.3

11.5

11.6

12.2

12.4

12.5

12.6

13

13.5

14.4

15

15.3

16

16.1

17.1

17.4

17.6

18

19.5

20

20.9

21

22

22.1

22.5

22.9

23.5

25

27.3

28

28.6

28.8
Clear
type
- WR
- WY
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) = Lx60%-75%/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)

Solid Length(mm)

type

CAD

Days to Ship

Specify Alterations

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