- Country of Origin: US
- Diameter - Thread Size: 5/16/2018
- Drive Size: 1/4 in
- Drive Type: Hex
- Grade: 3A
- Manufacturer Name: Brighton-Best International
- Material: Alloy Steel
- Material Specification: ASTM A574
- Measurement System: Imperial
- Overall Length: 5 in
- Series: 1960
- Type: Semi-Standard
- Application
- Item Features
- Standards
For fastening or clamping components together, die castings and machine assemblies among other use
- UNC thread
ASME/ANSI B18.3 2002