- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.563 inches minimum and 0.593 inches maximum
- Fastener Length
- 4.563 inches minimum and 4.593 inches maximum
- Head Height
- 0.188 inches minimum and 0.203 inches maximum
- Width Between Flats
- 0.554 inches minimum and 0.564 inches maximum
- Grip Diameter
- 0.369 inches minimum and 0.870 inches maximum
- Nominal Thread Diameter
- 0.375 inches
- Grip Length
- 4.568 inches minimum and 4.588 inches maximum
- Thread Quantity per Inch
- 24
- Material
- Steel comp E4340 overall or steel comp 8740 overall
- Surface Treatment
- Cadmium overall and chromate overall
- Surface Treatment Document and Classification
- QQ-P-416, ty 2 cl 2 fed spec single treatment 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.