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Unit:mm

Curved Spring Washers for Screw and Washer Assemblies

DIN 6904 - 1990

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德标DIN 6904 - 1990 DIN6904 6904DIN Curved Spring Washers for Screw and Washer Assemblies
Calculate weight and price. Weight 1000 pcs : kg x $ per kg = $ 1000 pcs
Default density g/cm3
×

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.
For thread diameter ④
M2.5 ① ② M3 ① M3.5 ① M4 M5 M6 M8 M10
d ③ min=nominal size
max
dc max=nominal size
min
h Nominal Size
max
min
H max
min
per 1000 units ≈ kg
2.25 2.7 3.2 3.6 4.55 5.4 7.3 9.2
2.35 2.8 3.32 3.72 4.67 5.52 7.45 9.35
7 8 8 9 11 12 15 21
6.78 7.78 7.78 8.78 10.73 11.73 14.73 20.67
0.5 0.5 0.5 0.8 0.8 0.8 1 1
0.55 0.55 0.55 0.86 0.86 0.86 1.07 1.07
0.45 0.45 0.45 0.74 0.74 0.74 0.93 0.93
1.05 1.05 1.15 1.65 1.75 2 2.4 2.6
0.9 0.9 1 1.5 1.6 1.85 2.2 2.4
0.13 0.17 0.16 0.34 0.49 0.57 1.06 2.20
①,For this size, no specifications have been made for the residual spring force in DIN 267 part 26.
②,For this size, no specifications have been made for permanent set in DIN 267 part 26
③,The tolerances specified apply to the washer in the flat-pressed condition.
④,As specified in DIN 267-26
⑤,Technical delivery conditions:
Washers shall be made of spring steel (FSt) and comply with the technical delivery conditions specified in DIN 267-26

Suppliers

Best price if from GlobalFastener.com.
Guangdong STL Fastening System Co., Ltd.

  • Mr. Xiong

  • +86-13928467909

  • +86-622-8186999

  • Material: S60C, SUS304, 316 (A2/A4) high quality steel imported from Japan. Surface treatment: nature, harden, black phosphating, dehydrogenation, zinc plated, dacromet, electroplating, etc.; Specification: complete
Contact us via Email

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