TRUSCO Flange Nuts with Serrated Trivalent Chromate M3 137 Pieces B779-0003 1 PK

Catalog number: B779-0003 Features: ● Washer (flange) and hexagonal nut are integrated, so you can expect a loosening prevention effect. Specifications: ● Nominal diameter: M3 x 0.50 ● Two-sided width dimension (mm): 5.5 ● Height (mm): 3.7 ● Flange diameter (mm): 8.0 ● Strength category: 4T (compatible bolt strength category: 3.6, 4.6, 4.8) ● Thread pitch (mm): 0.5 ● Dimension (mm) B: 5.5 ● Dimension (mm) C: 1.0 ● Dimension (mm) S: 8.0 ● Dimension (mm) k: 3.7 ● Two-sided width B (mm): 5.5 ● Package: Bolt pack (blister) ● Serrated (with serrated seat surface) Material/Finish: ● Steel (equivalent to SWRCH10R) ● Surface treatment: Trivalent chromate finish