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

Volume Discount

MISUMI

Part Number

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Part Number

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Part Number
WR3-30
WR3-35
WR3-40
WR4-30
WR4-35
WR4-40
WR4-45
WR5-25
WR5-30
WR5-35
WR5-40
WR5-45
WR6-30
WR6-35
WR6-40
WR6-45
WR8-30
WR8-35
WR8-40
WR8-45
WR10-30
WR10-35
WR10-40
WR10-45
WR12-30
WR12-35
WR12-40
WR12-45
WR13-30
WR13-35
WR13-40
WR13-45
WR14-30
WR14-35
WR14-40
WR14-45
WR16-30
WR16-35
WR16-40
WR16-45
WR18-20
WR18-25
WR20-20
WR20-25
WR22-20
WR22-25
WY6-65
WY6-70
WY8-65
WY8-70
WY10-30
WY10-35
WY10-40
WY10-45
WY10-50
WY10-55
WY13-35
WY13-40
WY13-45
WY13-50

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 4.56	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)	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 4.18	1 Piece(s)	Available	1 Day(s)	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)	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 5.14	1 Piece(s)	Available	1 Day(s)	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)	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)	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)	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 5.28	1 Piece(s)	Available	1 Day(s)	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)	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)	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)	10	45	4.8	6	18	0.3	4.51~8.50	7.9	0.6	17.4	27
MYR 5.98	1 Piece(s)	Available	1 Day(s)	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)	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)	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)	10	45	6.6	8	18	0.3	4.51~8.50	7.9	0.7	16	27
MYR 6.34	1 Piece(s)	Available	1 Day(s)	10	30	8.6	10	12	0.3	4.51~8.50	5.3	0.7	8.8	18
MYR 6.34	1 Piece(s)	Available	2 Day(s)	10	35	8.6	10	14	0.3	4.51~8.50	6.2	0.7	8.8	21
MYR 6.34	1 Piece(s)	Available	2 Day(s)	10	40	8.6	10	16	0.3	4.51~8.50	7.1	0.7	8.8	24
MYR 6.34	1 Piece(s)	Available	2 Day(s)	10	45	8.4	10	18	0.3	4.51~8.50	7.9	0.8	16	27
MYR 6.55	1 Piece(s)	Available	1 Day(s)	10	30	10.6	12	12	0.3	4.51~8.50	5.3	0.7	6	18
MYR 6.55	1 Piece(s)	Available	4 Day(s) or more	10	35	10.6	12	14	0.3	4.51~8.50	6.2	0.7	6	21
MYR 6.55	1 Piece(s)	Available	4 Day(s) or more	10	40	10.4	12	16	0.3	4.51~8.50	7.1	0.8	10.4	24
MYR 6.55	1 Piece(s)	Available	4 Day(s) or more	10	45	10.4	12	18	0.3	4.51~8.50	7.9	0.8	10.4	27
MYR 6.67	1 Piece(s)	Available	4 Day(s) or more	10	30	11.4	13	12	0.3	4.51~8.50	5.3	0.8	8.4	18
MYR 6.67	1 Piece(s)	Available	4 Day(s) or more	10	35	11.4	13	14	0.3	4.51~8.50	6.2	0.8	8.4	21
MYR 6.67	1 Piece(s)	Available	4 Day(s) or more	10	40	11.2	13	16	0.3	4.51~8.50	7.1	0.9	13.5	24
MYR 6.67	1 Piece(s)	Available	4 Day(s) or more	10	45	11.2	13	18	0.3	4.51~8.50	7.9	0.9	13.5	27
MYR 7.75	1 Piece(s)	Available	4 Day(s) or more	10	30	12.4	14	12	0.3	4.51~8.50	5.3	0.8	7.2	18
MYR 7.75	1 Piece(s)	Available	4 Day(s) or more	10	35	12.4	14	14	0.3	4.51~8.50	6.2	0.8	7.2	21
MYR 7.75	1 Piece(s)	Available	4 Day(s) or more	10	40	12.2	14	16	0.3	4.51~8.50	7.1	0.9	11.3	24
MYR 7.75	1 Piece(s)	Available	4 Day(s) or more	10	45	12.2	14	18	0.3	4.51~8.50	7.9	0.9	11.3	27
MYR 8.50	1 Piece(s)	Available	4 Day(s) or more	10	30	14.2	16	12	0.3	4.51~8.50	5.3	0.9	8	18
MYR 8.50	1 Piece(s)	Available	4 Day(s) or more	10	35	14.2	16	14	0.3	4.51~8.50	6.2	0.9	8	21
MYR 8.50	1 Piece(s)	Available	4 Day(s) or more	10	40	14	16	16	0.3	4.51~8.50	7.1	1	13	24
MYR 8.50	1 Piece(s)	Available	4 Day(s) or more	10	45	14	16	18	0.3	4.51~8.50	7.9	1	13	27
MYR 9.94	1 Piece(s)	Available	4 Day(s) or more	10	20	16	18	8	0.5	4.51~8.50	5.8	1	7	12
MYR 9.94	1 Piece(s)	Available	4 Day(s) or more	10	25	16	18	10	0.5	4.51~8.50	7.4	1	7	15
MYR 10.27	1 Piece(s)	Available	4 Day(s) or more	10	20	18	20	8	0.5	4.51~8.50	5.8	1	6	12
MYR 10.27	1 Piece(s)	Available	4 Day(s) or more	10	25	17.8	20	10	0.5	4.51~8.50	7.4	1.1	8.3	15
MYR 10.58	1 Piece(s)	Available	4 Day(s) or more	10	20	19.8	22	8	0.5	4.51~8.50	5.9	1.1	6.9	12
MYR 10.58	1 Piece(s)	Available	4 Day(s) or more	10	25	19.6	22	10	0.5	4.51~8.50	7.4	1.2	9	15
MYR 5.98	1 Piece(s)	Available	4 Day(s) or more	10	65	5.1	6	16.3	0.1	4.51~8.50	4.8	0.45	12.2	48.7
MYR 5.98	1 Piece(s)	Available	1 Day(s)	10	70	5.1	6	17.5	0.1	4.51~8.50	5.1	0.45	12.2	52.5
MYR 6.67	1 Piece(s)	Available	4 Day(s) or more	10	65	7	8	16.3	0.1	4.51~8.50	4.8	0.5	9	48.7
MYR 6.67	1 Piece(s)	Available	2 Day(s)	10	70	7	8	17.5	0.1	4.51~8.50	5.1	0.5	9	52.5
MYR 5.98	1 Piece(s)	Available	1 Day(s)	10	30	8.8	10	7.5	0.2	4.51~8.50	4.4	0.6	6.6	22.5
MYR 7.06	1 Piece(s)	Available	2 Day(s)	10	35	8.8	10	8.8	0.2	4.51~8.50	5.1	0.6	6.6	26.2
MYR 7.06	1 Piece(s)	Available	4 Day(s) or more	10	40	8.7	10	10	0.2	4.51~8.50	5.9	0.65	9.1	30
MYR 7.06	1 Piece(s)	Available	4 Day(s) or more	10	45	8.7	10	11.3	0.2	4.51~8.50	6.6	0.65	9.1	33.7
MYR 7.06	1 Piece(s)	Available	2 Day(s)	10	50	8.7	10	12.5	0.2	4.51~8.50	7.4	0.65	9.1	37.5
MYR 7.39	1 Piece(s)	Available	4 Day(s) or more	10	55	8.6	10	13.8	0.2	4.51~8.50	8.1	0.7	12.6	41.2
MYR 7.39	1 Piece(s)	Available	4 Day(s) or more	10	35	11.6	13	8.8	0.2	4.51~8.50	5.1	0.7	6.7	26.2
MYR 7.39	1 Piece(s)	Available	4 Day(s) or more	10	40	11.5	13	10	0.2	4.51~8.50	5.9	0.75	8.7	30
MYR 7.39	1 Piece(s)	Available	4 Day(s) or more	10	45	11.5	13	11.3	0.2	4.51~8.50	6.6	0.75	8.7	33.7
MYR 7.39	1 Piece(s)	Available	4 Day(s) or more	10	50	11.4	13	12.5	0.2	4.51~8.50	7.4	0.8	11.6	37.5

Basic Information

Material	SWP-A	End Surface Status	Without Grinding

Configure

66 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
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
Allowable Load (Configurable Range)(N)
- ~1.50
- 1.51~4.50
- 4.51~8.50
- 8.51~16.00
- 16.01~30.00
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)

Max. Load(N)

Wire Dia.(Ø)

Solid Length(mm)

type

Allowable Load (Configurable Range)(N)

CAD

Days to Ship

Specify Alterations

Additional Products in this Category

Complementary Products

Customers Who Viewed This Item Also Viewed

Tech Support

Payment Method

About MISUMI

About this Website

Useful Tools

Customer Service

Social Media

MISUMI Contact 9am – 6pm (Mon – Fri) * Order cut-off time is 5pm, 9am – 1pm(Sat) * Order cut-off time is 12pm