- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.481 inches minimum
- Fastener Length
- 3.856 inches nominal
- Head Style
- Hexagon
- Head Height
- 0.125 inches nominal
- Width Between Flats
- 0.367 inches minimum and 0.376 inches maximum
- Shank Unthreaded Hole Diameter
- 0.070 inches nominal first hole
- Nominal Thread Diameter
- 0.190 inches
- Grip Length
- 3.375 inches nominal
- Features Provided
- Finished head
- Thread Quantity per Inch
- 32
- Minimum Tensile Strength
- 140000 pounds per square inch
- Distance from Head Largest Bearing Surface to Shank Hole Center
- 3.641 inches nominal first hole
- Material
- Iron alloy 660 overall
- Surface Treatment
- Passivate overall
- Special Test Features
- Tensile strength at room temperature
- Surface Treatment Document and Classification
- MIL-S-5002 mil spec single treatment response overall
- Thread Series Designator
- UNF
Catalogue data is compiled from public DLA/FLIS sources and is provided for
identification. Availability, condition and certification are confirmed on
quotation. OmniSynk Distribution Services is a stocking distributor.