Commonly used in naval construction and power plant applications

7/8-14 x 5 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (35)

8 x 1 Phillips Flat Particle Board Screw w/ Nibs T17 Black Oxide - Carton (10

Coarse thread: 90

9/16-18 x 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100) 7/16-14 Socket Cap Screws Alloy Commonly used in naval construction9 16 18 x 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100) . Grade 5 Hex Cap Screws are manufactured in the USA from medium carbon steel. Our Grade 5 material meets or exceeds SAE J429 Grade 5 specifications. All products are manufactured with rolled threads. Typical hardness on diameters 1 4 to 1 inch is HRC 25 34. On diameters over 1 inch to 1 1 2 hardness will range from HRC 19 30. Tensile strength for diameters 1 4 to 1 inch is a minimum of