Military Standard Shear Bolt
- 100° Countersunk Head
- Fine Threads
- UNJF-3A
- Ribbed Offset Cruciform Recess
- Material: Alloy Steel
- Finish: Cadmium Plate
- Major Diameter: 0.19 in.
- Threads Per Inch (TPI): 32
- Length: 0.488 in.
- Grip Length: 0.125 in.
- Industry Standard Specification: AIA/NAS NAS1581