Special flat washers without chamfer, for screws up to property class 8.8

BN 20508
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Special flat washers without chamfer, for screws up to property class 8.8

BN 20508
Standard
DIN 125 A (Standard withdrawn) ISO 7089 ~UNI 6592 ~ČSN 021702
Material
Steel
Surface
zinc plated blue with CresaCoat® C 307 Black
Hardness
200 HV

Description

Additional information

CresaCoat® dry coating is a non-electrolytically applied, thin coating with integrated lubricating properties and additional corrosion protection.

Certificate is available on request for specific properties such as friction coefficients.

For fasteners with a tribological coating, it is essential to clarify the requirements in advance, in particular a validation of the friction values is required for nominal dimensions > M12!

Variants

CAD