- Thread Class
- 3A
- Thread Direction
- Right-hand
- Fastener Length
- 0.928 inches minimum and 0.948 inches maximum
- Head Height
- 0.068 inches minimum and 0.078 inches maximum
- Width Between Flats
- 0.1270 inches minimum and 0.1295 inches maximum
- Shank Diameter
- 0.3115 inches minimum and 0.3120 inches maximum
- Shank Style
- Pin-rivet, straight, threaded
- Head Major Diameter
- 0.475 inches minimum and 0.505 inches maximum
- Lubrication
- Cetyl alcohol, spec 305, hi-shear corp
- Grip Length
- 0.433 inches minimum and 0.443 inches maximum
- Thread Quantity per Inch
- 24
- Nominal Thread Size
- 0.312 inches
- Shear Strength
- 95000 single pounds per square inch
- Material
- Iron alloy 660 overall
- Material Document and Classification
- Ams 5737 assn std single material response or ams 5731 assn std single material response overall
- Surface Treatment
- Passivate overall
- Surface Treatment Document and Classification
- Spec, 258, cagec 92215 mfr ref 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.