- Thread Class
- 3A
- Thread Direction
- Right-hand
- Fastener Length
- 0.697 inches minimum and 0.717 inches maximum
- Head Height
- 0.080 inches minimum and 0.090 inches maximum
- Width Between Flats
- 0.0947 inches minimum and 0.0967 inches maximum
- 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
- Lubrication
- Cetyl alcohol
- Grip Length
- 0.317 inches maximum
- Thread Quantity per Inch
- 28
- Nominal Thread Size
- 0.250 inches
- Shear Strength
- 4500 double pounds per square inch
- Heat Treatment
- T-6 solution heat treated overall
- Material
- Aluminum alloy 7075 overall
- Material Document and Classification
- QQ-A-430 fed spec single material response or QQ-A-225/9 fed spec single material response overall
- Surface Treatment
- Anodize overall
- Surface Treatment Document and Classification
- MIL-A-8625 mil 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.