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Spring Steel Washers with serrations on convex side preventing loosening of fastened joint and maintaining contact pressure.
Conical Contact Washers as per NFE 25511 N (Narrow series)
SKU: 366615376135191
Standard : NFE 25-511 N;
Material : C55;
Finish : Zinc Triv Blue/Zinc Flake/Plain;
Hardness : 42-44 Rc