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Click Specification

(Non-preferred) dimensions in parentheses.

Unit:mm

Spring Lock Washers with Safety Ring

CNS 4255 - 1978

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台湾CNS 4255 - 1978 CNS4255 4255CNS Spring Lock Washers with Safety Ring
Calculate weight and price. Weight 1000 pcs : kg x $ per kg = $ 1000 pcs
Default density g/cm3
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Choose materials based on density.(g/cm3)

  • Carbon Steel 7.85
  • Stainless Steel 8.1
  • Stainless Steel 7.95
  • Stainless Steel 7.7
  • Titanium Alloy 4.5
  • Aluminum Alloy 2.8
  • Copper 8.89


Select here or enter material density on the calculation page.
Nominal Diameter
3 4 5 6 8 10 12 (14) 16 (18)
d min
dc
d3 max=nominal size
min
h1 Nominal Size
max
min
h2 Nominal Size
max
min
s
per 1000 units≈kg
For Nominal Thread Diameter
3.1 4.1 5.1 6.1 8.2 10.2 12.2 14.2 16.2 18.2
5.4 6.7 8.25 9.5 12.5 15 17.5 21 24 27
7 9 11 12 16 19 22 27 30 34
6.7 8.7 10.6 11.6 15.6 18.5 21.5 26.5 29.5 33.5
2.5 3.5 4 4.5 5.5 6 7 9 10 11
3 4.2 4.8 5.4 6.6 7.2 8.4 10.8 12 13.2
2 2.8 3.2 3.6 4.4 4.8 5.6 7.2 8 8.8
2.5 3.2 3.7 4.1 4.9 5.4 6.2 8.2 9.2 10.2
3 3.9 4.5 5 6 6.6 7.6 10 11.2 12.4
2 2.5 2.9 3.2 3.8 4.2 4.8 6.4 7.2 8
1.25 1.75 2 2.25 2.75 3 3.5 4.5 5 5.5
0.3 0.68 1.18 1.49 3.18 4.7 7.28 14.5 19.8 27.6
M3 M4 M5 M6 M8 M10 M12 M14 M16 M18
Nominal Diameter
20 (22) 24 (27) 30 (33) 36 (39) 42
d min
dc
d3 max=nominal size
min
h1 Nominal Size
max
min
h2 Nominal Size
max
min
s
per 1000 units≈kg
For Nominal Thread Diameter
20.2 22.5 24.5 27.5 30.5 33.5 36.5 39.5 42.5
30 34 34 39 42 48 52 56 60
33 42 42 48 52 58 62 70 75
32.2 41.2 41.2 47.2 51 57 61 69 74
12.2 13.2 14.2 14.2 14.2 16.2 18.2 20.2 22.2
14.6 15.8 17 17 17 19.4 21.8 24.2 26.6
9.8 10.6 11.4 11.4 11.4 13 14.6 16.2 17.8
11.4 12.4 13.2 13.2 12.6 14.6 16.6 18.6 20.6
13.8 15 16 16 15.4 17.8 20.2 22.6 25
9 9.8 10.4 10.4 9.8 11.4 13 14.6 16.2
6.1 6.6 7.1 7.1 7.1 8.1 9.1 10.1 11.1
38.3 46.6 46.1 67.4 76.3 105 141 208 269
M20 M22 M24 M27 M30 M33 M36 M39 M42
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