Finished Hex Nuts in 316 stainless steel are for use with stainless steel bolts or screws with a specified minimum tensile strength equal or less than the specified proof stress of the mating nut

5/16-24 x 5/8 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100)

5/8-11 x 8 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (10)

1-14 x 8 Grade 8 Hex Cap Screw Yellow Zinc Plated

00 x 45 Socket Cap Screw 12

5/8-11 x 1 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (200) 5/16-18 Hex Tap Bolts Silicon Bronze Finished Hex Nuts in 3165 8 11 x 1 1 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (200) . 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