Hex Nut, 5/16"-18, Steel, Grade A, Zinc Plated, 50 PK

Finished hex nuts are the most widely used nuts and will work for most applications. They are standard thickness and can be installed with a wrench or socket tool. Size: 5/16 inch-18 Most commonly used and versatile nut Finished nuts are six sided nuts of standard thickness vs heavy duty hex nuts Screws onto a bolt, cap screw or threaded rod of the same thread size Use with washers to help distribute the load (not included) Thread Type: Coarse, Thread Class: UNC-2B Specification(s) Met: ASME B18.2.2 & ASTM A563 Gr A