Full Hex Nut 1/2 x 20 UNF Black SAE 5
Full Nut
Hexagon
Imperial UNF
High Tensile SAE 5
Dia: 1/2'
TPI: 20
Wrench Size Across Flats: 3/4''
A UNF 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.