DIN 6902-1990 Plain washers for screw and washer assemblies—Type C


Unit:
For thread diameter
M2.5 M3 M3.5 M4 M5 M6 M8 M10 M12
d min
max
dc max
min
h Nominal Size
max
min
per 1000 units≈kg
2.25 2.75 3.2 3.6 4.55 5.5 7.4 9.3 11
2.35 2.85 3.32 3.72 4.67 5.62 7.55 9.52 11.27
5 6 7 8 9 11 15 18 20
4.82 5.82 6.78 7.78 8.78 10.73 14.73 17.73 19.67
0.6 0.6 0.8 0.8 1 1.6 2 2.5 3
0.65 0.65 0.85 0.85 1.06 1.68 2.09 2.6 3.11
0.55 0.55 0.75 0.75 0.94 1.52 1.91 2.4 2.89
0.07 0.11 0.19 0.25 0.37 0.89 2.10 3.66 5.16
Alternative history
Suppliers
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1
China Mainland Pinghu Kangchengda Fastener Co., Ltd.
Mr.He
Mobile Phone: +86-13806722843 Telephone: +86-573-85636788/85636789
Material: plain or medium carbon steel, stainless steel, copper; Specification: φ2.25-φ11; Surface treatment: zinc plated, black, phosphating, dacromet, hot-dip galvanizing
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