- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.518 inches minimum
- Fastener Length
- 2.266 inches nominal
- Head Style
- Double hexagon
- Head Height
- 0.281 inches nominal
- Width Between Flats
- 0.741 inches minimum and 0.752 inches maximum
- Grip Diameter
- 0.4982 inches minimum and 0.4991 inches maximum
- Shank Unthreaded Hole Diameter
- 0.106 inches nominal first hole
- Nominal Thread Diameter
- 0.500 inches
- Grip Length
- 1.750 inches nominal
- Thread Quantity per Inch
- 20
- Minimum Tensile Strength
- 220000 pounds per square inch
- Hardness Rating
- 46.0 rockwell C minimum overall and 50.0 rockwell C maximum overall
- Distance from Head Largest Bearing Surface to Shank Hole Center
- 2.126 inches nominal first hole
- Material
- Steel overall
- Material Document and Classification
- SPS-M-107, fscm 03680 mfr ref single material response overall
- Surface Treatment
- Cadmium overall
- Surface Treatment Document and Classification
- Nas 672 assn std 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.