M8 x 21mm x 4mm Heavy Duty Thick Flat Washers Zinc Plated DIN7349 Pack of 100

Heavy duty steel flat washer, conforming to the DIN 7349 standards, designed for heavy-duty applications.
With a hardness class of 100 HV, it ensures optimal strength and durability.
The zinc plating offers excellent corrosion resistance, making it ideal for a wide range of industrial uses where reliable load distribution and bolt protection are essential.
Perfect for structural bolting, timber construction, and other demanding applications.
Specification
Internal hole diameter: 8.4mm (to suit M8 fasteners)
External diameter:Â Â Â Â Â Â Â Â Â Â 21mm
Thickness:Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 4mm
Finish:Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Zinc plated
COMMODITY CODE: 7318220098