- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.505 inches minimum and 0.572 inches maximum
- Fastener Length
- 1.140 inches minimum and 1.187 inches maximum
- Head Style
- Flat countersunk undercut
- Head Diameter
- 0.628 inches minimum and 0.633 inches maximum
- Head Height
- 0.087 inches minimum and 0.089 inches maximum
- Grip Diameter
- 0.3110 inches minimum and 0.3120 inches maximum
- Internal Drive Style
- High-torque
- Nominal Thread Diameter
- 0.312 inches
- Grip Length
- 0.615 inches minimum and 0.635 inches maximum
- Thread Quantity per Inch
- 24
- Countersink Angle
- 100.0 degrees minimum
- Surface Finish
- 32.0 microinches grip
- Surface Finish
- 32.0 microinches threads
- Material
- Titanium alloy uns R54520 overall
- Material Document and Classification
- Nas 621, 6AL-4V 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.