Bolt 3/8 x 2.1/4 UNC Black SAE 5
Bolt
Hexagon Head
Imperial UNC
Black
High Tensile SAE 5
Dia: 3/8'
TPI: 16
Length: 2.1/4'
Wrench Size Across Flats: 9/16'
A UNC (Unified Coarse) SAE 5 bolt is an imperial, partially threaded fastener with an external hex head that adheres to the material properties of the SAE J429 Grade 5 standard. This grade classifies it as a medium-strength, high-tensile screw suitable for demanding industrial applications.