1/2-13 x 3 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (25)

L9® High Tension SAE pattern flat washers are designed for use in high stress

1/4-28 x 3/4 Grade 8 Hex Cap Screw Plain Domestic USA (100)

and in two head styles

Cotter pins are used to anchor various assemblies by insertion into a drilled hole of a shaft or pin and spreading the points to hold the assembly in position

3/8-24 x 3 Grade 5 Hex Cap Screw Plain Domestic USA (325) 9/16-18 Socket Cap Screws Alloy 1/2-13 x 3 1/2 L93 8 24 x 3 Grade 5 Hex Cap Screw Plain Domestic USA (325). 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 120,000