- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.905 inches nominal
- Fastener Length
- 1.250 inches nominal
- Head Style
- Hexagon
- Head Height
- 0.271 inches minimum and 0.291 inches maximum
- Width Between Flats
- 0.492 inches minimum and 0.502 inches maximum
- Hole Diameter
- 0.070 inches nominal
- Nominal Thread Diameter
- 0.312 inches
- Grip Length
- 0.315 inches minimum and 0.375 inches maximum
- Hole Quantity
- 6
- Hole Type
- Drilled
- Thread Quantity per Inch
- 24
- Hole Configuration Style
- Hexagon flats
- Surface Finish
- 32.0 microinches grip
- Surface Finish
- 32.0 microinches head
- Material
- Iron alloy 660 overall
- Material Document and Classification
- Ams 5731 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.