(!)Due to Microsoft's end of support for Internet Explorer 11 on 15/06/2022, this site does not support the recommended environment.
Instead, please kindly use other browsers like Google Chrome, Microsoft Edge or Mozilla Firefox.

7 Million Products, 2,000 Brands.
50,000 Stock items for Same Day Ship Out.

All Categories

Search by Application

inCAD Library

Brands

Brand List

Webcode Seach | Series: #CODE

Keyword suggestions

Part number suggestions

Discontinued Products

Scheduled Maintenance Notice: This site will be unavailable due to scheduled maintenance from 9:00 24/11/2024 to 7:00 (SGT) 25/11/2024. We apologize for the inconvenience.
Notice of End of Sales for Economy Series Pneumatic Equipment Category. More information.

How can we improve?

How can we improve?

Feedback

Name (Optional)

E-mail Address (Optional)

Tel (Optional)

Thank you for your time.
Your feedback is essential for our continuous improvement
Privacy Policy

Thank you for your cooperation.

Thank you for your time.
Your feedback is essential for our continuous improvement
Please use the inquiry form.

Privacy Policy

Round Coil Springs-Fmax. (Allowable Deflection) = Lx35%-40%/O.D. Referenced (WT18-45)

On Sale Till 31/03/2025
Volume Discount

MISUMI

Part Number

Configured Part Number is shown.

WT18-45

Product TOP

Part Number

CAD Data download and 3D preview are not available because the part number has not yet been determined.

*In order to open the CAD Data download and 3D preview screen, the part number must be fixed.
Please confirm the part number from "Specification / Dimension"on the left side, and then perform the CAD Data Download / 3D Preview operation.

CAD Download

: 30; 45; 60

Part Number
WT18-45

Part Number	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 Surface Status	Solid Length (mm)
	SGD 2.33	1 Piece(s)	Available	4 Day(s) or more	10	45	14.2	18	27	3.9	50.01~73.00	70.6	1.9	With Grinding	20.5

Basic Information

Material	SWP-A

Please check the type/dimensions/specifications of the part WT18-45 in the Round Coil Springs-Fmax. (Allowable Deflection) = Lx35%-40%/O.D. Referenced series.

Configure

1 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

type
- WM
- WT
Clear
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
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
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
CAD
- 2D
- 3D
Clear

Days to Ship

All

Same day

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 .

Similar Part Numbers

Part Number
WM10-25
WM10-30
WM10-35
WT18-50
WT18-55
WT18-60

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 Surface Status	Solid Length (mm)
SGD 1.49	1 Piece(s)	Available	Same day	10	25	7.8	10	16.3	2.9	16.01~30.00	25.5	1.1	With Grinding	11
SGD 1.49	1 Piece(s)	Available	Same day	10	30	7.8	10	19.5	2.9	30.01~50.00	30.4	1.1	With Grinding	11
SGD 1.49	1 Piece(s)	Available	Same day	10	35	7.6	10	22.8	2.9	30.01~50.00	35.3	1.2	With Grinding	16.2
SGD 2.33	1 Piece(s)	Available	4 Day(s) or more	10	50	14.2	18	30	3.9	73.01~107.00	78.5	1.9	With Grinding	20.5
SGD 2.49	1 Piece(s)	Available	4 Day(s) or more	10	55	14	18	33	3.9	73.01~107.00	86.3	2	With Grinding	26
SGD 2.49	1 Piece(s)	Available	4 Day(s) or more	10	60	14	18	36	3.9	73.01~107.00	94.1	2	With Grinding	26

Tech Support

Factory Automation, Electronics, Tools, & MRO (Maintenance, Repair and Operations): Tel：(65) 6733 7211 / FAX：(65) 6733 0211; 9:00am - 6:00pm (Monday - Friday); Technical Inquiry

All Categories

Categories

Search by Application

Brands

Message from MISUMI

My Favorites

Settings

How can we improve?

Round Coil Springs-Fmax. (Allowable Deflection) = Lx35%-40%/O.D. Referenced (WT18-45)

Part Number

Basic Information

Configure

Specification/Dimensions

type

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)

CAD

Days to Ship

Specify Alterations

Similar Part Numbers

Tech Support

Payment Method more

About MISUMI

About this Website

Useful Tools

Customer Service

Social Media

MISUMI Contact 9:00 am – 6:00 pm (Mon – Fri), 9:00 am – 3 pm (Sat)