Military Standard Machine Screw
- Truss Head
- Cruciform Recessed
- Coarse Threads
- UN Class 2A
- Material: Carbon Steel
- Finish: Cadmium Plated
- Major Diameter: 0.138 in.
- Threads Per Inch (TPI): 32
- Length: 0.5625 in.
- Driver: Philips
- Industry Standard Specification: AN526