Diameter: 3/8″
Thickness: 23/32″
Material: Stainless Steel
Driver Type: 5/8″ Wrench
Thread Size: 16 (Coarse)
Shape: Acorn
Hardness: 18-8
Type: Cap Nut
A closed nut having a dome-like cap over the back, protruding part of the engaged screw or bolt. Also called an acorn nut.