- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 1.500 inches minimum and 1.562 inches maximum
- Fastener Length
- 1.250 inches minimum and 1.587 inches maximum
- Head Style
- Hexagon
- Head Height
- 0.096 inches minimum and 0.110 inches maximum
- Width Between Flats
- 0.243 inches minimum and 0.251 inches maximum
- Internal Drive Style
- SLOT
- Nominal Thread Diameter
- 0.164 inches
- Thread Quantity per Inch
- 32
- Minimum Tensile Strength
- 1600000 pounds per square inch
- Hardness Rating
- 36.0 rockwell C minimum and 40.0 rockwell C maximum
- Screw Material
- Steel comp 4340 or steel comp 8740
- Screw Surface Treatment
- Cadmium and chromate
- Screw Surface Treatment Document and Classification
- QQ-P-416, TY2, CL2 fed spec single treatment response
- Thread Series Designator
- UNJC
- Specification/Standard Data
- 80205-NAS5902 professional/industrial association standard
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.