TRUSCO NEW Lock Nut Trivalent Chromate M8 12pcs B766-0008 1PK

Catalog number: B766-0008 Features: ● The combination of a concave nut and an eccentric convex washer provides a strong anti-loosening effect. ● As it is a single nut, tightening can be done in one go with a general-purpose tool, so work is quicker and easier than with double nut types or resistance types. Applications: ● For structures that require a high level of safety, such as highways, bridges, and tunnels. Specifications: ●Nominal diameter: M8 x 1.25 ●Two-sided width dimension (mm): 13 ●Nut type: Anti-loosening nut ●Dimension (mm) e: 15.0 ●Dimension (mm) h: 8.0 ●Dimension (mm) m: 8.0 ●Dimension (mm) s: 13.0 ●Eccentric washer outer diameter (mm): 17.0 ●Eccentric washer thickness (mm): 1.2 ●Reference tightening torque (N・m): 21 ●Dimension (mm) E: 15.0 ●Package: Bolt pack (blister) Material/Finish: ●Nut body: Equivalent to SWCH10R ●Washer: Equivalent to SAE1060 (M12 and below), equivalent to S55C (M16 and above) ●Surface treatment: Trivalent chromate finish