nylon will begin to deteriorate at temperatures from 150

Width Across Corners: Max 5

7/8-14 x 2 1/4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (70)

The zinc plating adds a protective layer against rust and corrosion

1/4-28 x 3 Grade 8 Hex Cap Screw Plain Domestic USA (750)

5/16-24 x 1 3/4 Socket Head Cap Screws Thermal Black Oxide Alloy Steel Domestic USA - Bulk (1000) 10-24 Socket Cap Screws Alloy nylon will begin to deteriorate5 16 24 x 1 3 4 Socket Head Cap Screws Thermal Black Oxide Alloy Steel Domestic USA Bulk (1000) Socket Cap Screws with Thermal Black Oxide finish are made in the USA from durable alloy steel for superior strength and reliability. Featuring a hex drive and corrosion resistant coating, ideal for high performance and structural applications.