Military Standard Tension Bolt
- Hexagon Head
- Close Tolerance
- Fine Threads
- UNJF-3A
- Non-Locking
- Locking Type: N/A
- Undrilled Head
- Material: Alloy Steel
- Cadmium Plated
- Major Diameter: 0.25 in.
- Threads Per Inch (TPI): 28
- Length: 0.613 in.
- Grip: 0.1875 in.
- Normal Sized Shank
- Industry Standard Specification: AIA/NAS NAS6603-6620