- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.438 inches nominal
- Fastener Length
- 3.038 inches minimum and 3.078 inches maximum
- Head Style
- Hexagon
- Head Height
- 0.156 inches minimum and 0.171 inches maximum
- Width Between Flats
- 0.492 inches minimum and 0.502 inches maximum
- Grip Diameter
- 0.311 inches minimum and 0.312 inches maximum
- End Item Identification
- End item nsn: 1520-01-492-6324; UH-60M helicopter
- Nominal Thread Diameter
- 0.312 inches
- Grip Length
- 2.615 inches minimum and 2.635 inches maximum
- Thread Quantity per Inch
- 24
- Minimum Tensile Strength
- 16000 pounds per square inch
- Material
- Steel corrosion resisting overall
- Material Document and Classification
- A286 assn std single material response overall
- Surface Treatment
- Passivate 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.