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WM18-90

Free Length L Inner Dia. D-2d (or D) Outer Dia. D (or D1) Height with the max. load applied ([Free Length] – [Allowable Deflection]) Spring Constant Max. Load Wire Dia. End Surface Status Solid Length type Allowable Load (Configurable Range) CAD Days to Ship

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)
1.9

2

2.1

2.2

2.24

2.3

2.4

2.7

2.8

2.9

3

3.1

3.2

3.3

3.4

3.5

3.6

3.7

3.8

4

4.1

4.2

4.3

4.4

4.5

4.6

4.7

4.8

4.9

5

5.4

5.6

5.8

6

6.2

6.4

6.5

6.6

7.2

7.4

7.6

7.8

8

8.2

8.3

8.8

9

9.2

9.4

9.6

9.8

10

10.2

10.4

10.6

10.8

11

11.2

11.4

11.6

12.2

12.4

12.6

12.8

13

13.2

13.4

13.6

13.8

14

14.2

14.4

14.6

14.8

15.2

15.6

16

16.2

16.4

16.8

17.2

17.4

17.8

18

18.2

18.4

21

21.4

21.8

22.2

22.4

22.8
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)
3

3.2

3.3

6

6.5

9

9.7

9.8

12

13

15

16.3

17.5

18

19.5

21

22.8

24

26

27

28

29.2

30

32.5

33

35

35.7

35.8

36

38.5

39

42

42.3

45.5

46.2

47.4

48

50

50.4

52

57.6

58.5

65
Clear
Spring Constant(N/mm)
1.5

2

2.9

3.9

4.9
Clear
Max. Load(N)
2.9

3.4

3.9

4.9

5.9

6.9

7.8

8.8

9.8

10.3

10.8

11.8

13.7

14.7

15.7

17.7

19.6

20.6

23.5

24

25.5

27.5

30.4

30.9

31.4

34.3

35.3

37.8

39.2

41.2

42.2

43.1

43.5

44.5

46.1

47.1

48.1

49

51

52

53

54.9

55.9

58.8

59.8

61.8

62.8

64.7

65.9

68.6

70.6

71.6

77.5

78.5

82.4

85.3

86.3

92.7

92.9

94.1

102

103

109.8

110.8

119.6

125.5

137.3

154

171.6
Clear
Wire Dia.(Ø)
0.3

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

2.4

2.6

2.8

3
Clear
End Surface Status
- With Grinding
- Without Grinding
Clear
Solid Length(mm)
1.73

2.3

2.36

2.38

2.5

2.7

2.8

3.25

3.3

3.4

4.2

4.35

4.38

4.7

5

5.1

5.2

5.5

5.53

6

6.3

6.5

6.75

6.8

7

7.4

7.5

7.7

7.8

8

8.25

8.4

8.5

8.78

9.1

9.43

9.63

9.8

10

10.2

10.8

11

11.1

11.3

11.5

11.7

11.9

12

12.5

12.6

12.7

13

13.2

13.3

13.6

14

14.3

14.4

14.5

15

15.6

16

16.2

16.7

17

17.3

17.4

17.5

17.6

17.9

18

18.7

19.5

19.6

19.8

20.4

20.5

21

21.6

22

22.1

22.4

22.5

23

23.2

23.8

24

24.8

26

26.1

26.3

27

27.5

28.2

28.6

28.8

28.9

30

30.6

31

31.2

31.5

32.1

32.2

32.3

32.5

33.6

34

34.1

34.2

36

36.8

37.4

39.2

39.6

40

41.4

42

43

43.5

44.2

44.6

47.3

48.4
Clear
type
- WM
- WT
Clear
Allowable Load (Configurable Range)(N)
- 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
- 150.01~230.00
Clear
CAD
- 2D
- 3D
Clear

Days to Ship

All

Same day

3 Day(s) or Less
Clear

Specify Alterations

Round Coil Springs-Fmax. (Allowable Deflection) = Lx35%-40%/O.D. Referenced

Compare This Product

Volume Discount

Brand :

From :

฿ 25.00/Unit
Qty :
Days to Ship :

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Total Price :

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CAD Download

Product Description

This is a standardized series so that the spring constant is constant for the same diameter.
[Features]
· WT type, Maximum allowable deflection 40%
· WM type, Maximum allowable deflection 28-35%
*This product is handled as mechanical parts and parts for press dies, and this page conforms to the contents published in the catalog of mechanical parts. Please see here for WT and here for WM for the catalog of standard parts for press dies.

Product TOP

Part Number

Incomplete part number.
Please use left hand selections to complete a part number.

: 30; 60; 90

Part Number
WM18-90
WM18-100
WM20-90SALE
WM20-100SALE
WM22-90
WM22-100SALE
WM27-90
WM27-100SALE

Price	Name	Minimum Order Qty.	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 Surface Status	Solid Length (mm)
฿ 65.00	WIRE SPRING	1 Piece(s)	Available	Same day	10	90	13.4	18	58.5	4.9	150.01~230.00	154	2.3	With Grinding	41.4
฿ 65.00	WIRE SPRING	1 Piece(s)	Available	Same day	10	100	13.4	18	65	4.9	150.01~230.00	171.6	2.3	With Grinding	41.4
฿ 67.00 ฿ 22.63	WIRE SPRING	1 Piece(s)		Same day	10	90	15.2	20	58.5	4.9	150.01~230.00	154	2.4	With Grinding	36
฿ 67.00 ฿ 25.02	WIRE SPRING	1 Piece(s)		Same day	10	100	15.2	20	65	4.9	150.01~230.00	171.6	2.4	With Grinding	36
฿ 69.00	WIRE SPRING	1 Piece(s)	Available	Same day	10	90	16.8	22	58.5	4.9	150.01~230.00	154	2.6	With Grinding	40
฿ 69.00 ฿ 17.29	WIRE SPRING	1 Piece(s)		Same day	10	100	16.8	22	65	4.9	150.01~230.00	171.6	2.6	With Grinding	40
฿ 77.00	WIRE SPRING	1 Piece(s)	Available	Same day	10	90	21	27	58.5	4.9	150.01~230.00	154	3	With Grinding	43.5
฿ 77.00 ฿ 19.83	WIRE SPRING	1 Piece(s)		Same day	10	100	21	27	65	4.9	150.01~230.00	171.6	3	With Grinding	43.5