5/16 x 3 1/2 Cotter Pin 18-8 Stainless Steel

3/4-16 x 3 3/4 Grade 8 Hex Cap Screw Yellow Zinc Plated

7/8-9 x 4 3/4 Socket Cap Screw Alloy

Heavy duty construction made to Type J aircraft specifications

7/8-9 x 4 1/4 Grade 8 Hex Cap Screw Yellow Zinc Plated

7/16-20 x 2 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (300) 1/2-20 Hex Cap Screws 316 Stainless Steel 5/16 x 3 1/2 Cotter7 16 20 x 2 3 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (300) . 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