Hex bolt 5/16-18 X 3-1/4 UNC G8 bare metal (PT)

Technical Information

Measurement System

Imperial

Thread Type

UNC (coarse)

Grade

SAE Grade 8

Diameter - Thread Size

5/16-18

Length Under Head

3-1/4 in

Material

Steel

Finish

Bare metal

Type

Partially threaded

Head Type

Hexagonal

Tensile Strength

150 000 PSI

ASME Specification

B18.2.1

SAE Specification

J429

Key Size

1/2 in

Head Size

1/2 in W X 13/64 in H

Minimum Thread Length

7/8 in

Hardness

Rockwell C33