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QC - Quality Control
a: 3.2 s: 0.6..
a: 2.3 s: 0.6..
Diameter d [mm]: M5..
These washers, according to the DIN 137B standard, are designed to provide a cushioning or spring effect when placed under a bolt or nut. They help distribute t..
d1 [mm]: 3.2 d2 [mm]: 7 h [mm]: 0.5 For thread: M3..
d1 [mm]: 5.3 d2 [mm]: 10 h [mm]: 1 For thread: M5..
