Full Hex Nut 1/2 x 13 UNC Black SAE 5
Full Nut
Hexagon
Imperial UNC
High Tensile SAE 5
Dia: 1/2'
TPI: 13
Wrench Size Across Flats: 3/4'
A UNC SAE Grade 5 hex nut is a medium-strength, high-tensile imperial fastener designed for use with coarse-thread bolts. It is widely used in automotive, mechanical, and industrial applications where reliable fastening is required for medium-stress loads.