- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.668 inches minimum and 0.698 inches maximum
- Fastener Length
- 1.121 inches nominal
- Head Style
- Fillister countersunk
- Grip Diameter
- 0.4360 inches minimum and 0.4370 inches maximum
- Internal Drive Style
- Hexagon
- Nominal Thread Diameter
- 0.438 inches
- Grip Length
- 0.428 inches minimum and 0.448 inches maximum
- Thread Quantity per Inch
- 20
- Minimum Tensile Strength
- 220000 pounds per square inch
- Material
- Steel overall
- Material Document and Classification
- AMS6487 assn std single material response overall
- Surface Treatment
- Cadmium overall
- Surface Treatment Document and Classification
- NAS672 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.