- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.425 inches nominal
- Fastener Length
- 1.162 inches nominal
- Head Style
- Hexagon
- Head Height
- 0.125 inches nominal
- Width Between Flats
- 0.429 inches minimum and 0.439 inches maximum
- Grip Diameter
- 0.2490 inches minimum and 0.2495 inches maximum
- Shank Unthreaded Hole Diameter
- 0.076 inches nominal overall
- Nominal Thread Diameter
- 0.250 inches
- Grip Length
- 0.737 inches nominal
- Thread Quantity per Inch
- 28
- Distance from Head Largest Bearing Surface to Shank Hole Center
- 0.984 inches nominal overall
- Material
- Steel corrosion resisting overall
- Material Document and Classification
- AMST731 assn std single material response overall or AMS5732 assn std single material response overall or AMS5737 assn std single material response overall or AMS5853 assn std single material response overall
- Thread Series Designator
- UNJF
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.