L9® Hex Collared Locknuts are for use with corresponding L9® Hex Cap Screws only

7 x 3 Simpson Trim-Head Wood Decking Screws - Square Drive 316 SS - Bulk Pail (1750)

5/16-18 x 7/8 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (1500)

3/4-10 x 3 3/4 Grade 8 Hex Cap Screw Yellow Zinc Plated

1 1/4-7 L9 Hex Collar Locknuts Cadmium Yellow & Wax Coated Domestic USA (80)

1/2-20 x 3 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (150) Hex Washer Head Metal-Panel Screws 316 Stainless Steel with EPDM Washer L9® Hex Collared Locknuts are1 2 20 x 3 1 2 Grade 5 Hex Cap Screw Plain Domestic USA (150). 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