- Thread Class
- 3A
- Thread Direction
- Right-hand
- Fastener Length
- 1.880 inches minimum and 1.910 inches maximum
- Head Height
- 0.059 inches minimum and 0.069 inches maximum
- Width Between Flats
- 0.062 inches nominal
- Shank Diameter
- 0.2485 inches minimum and 0.2495 inches maximum
- Shank Style
- Pin-rivet, straight, threaded
- Head Major Diameter
- 0.387 inches minimum and 0.412 inches maximum
- Grip Length
- 1.495 inches minimum and 1.505 inches maximum
- Thread Quantity per Inch
- 28
- Nominal Thread Size
- 0.250 inches
- Shear Strength
- 95000 single pounds per square inch
- Material
- Steel comp 4340 or steel comp 4140 or steel comp 8740 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.