9/16-18 L9 Hex Collar Locknuts Cadmium Yellow & Wax Coated Domestic USA (25)

5/16-18 x 2 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (600)

7/16-20 x 7/8 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (700)

1/2-13 x 1 1/4 Grade 5 Hex Cap Screw Plain Domestic USA (50)

8 DIN 933 Zinc Plated (Fully Threaded) - Class 8

7/16-20 x 1 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (500) 1/2 Cotter Pins Plain Steel 9/16-18 L9 Hex Collar Locknuts7 16 20 x 1 1 2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (500) . Grade 8 Hex Cap Screws are manufactured in the USA from medium carbon alloy steel. In diameters 1 4 to 1 1 2 inches our Grade 8 material meets or exceeds SAE J429 Grade 8 specifications. Diameters over 1 1 2 inches meet or exceed ASTM A354 Grade BD. All material is manufactured with rolled threads. Yellow zinc plated bolting will meet or exceed ASTM F1941. Typical hardness