- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.313 in min / 0.363 in max
- Fastener Length
- 0.448 in min / 0.478 in max
- Head Style
- Flat countersunk
- Head Diameter
- 0.253 in min / 0.261 in max
- Grip Diameter
- 0.1625 in min / 0.1635 in max
- Internal Drive Style
- Offset cruciform (torque set)
- Nominal Thread Diameter
- 0.164 inches
- Grip Length
- 0.115 in min / 0.135 in max
- Thread Quantity per Inch
- 32
- Minimum Tensile Strength
- 180000 psi
- Hardness Rating
- 39.0-43.0 Rockwell C
- Countersink Angle
- 99.0-101.0 degrees
- Surface Finish
- 32.0 microinches (head/grip/threads)
- Material
- Steel overall
- Material Spec
- MIL-S-5626 / MIL-S-5000 / MIL-S-6049
- Surface Treatment
- Cadmium overall per QQ-P-416 ty 2 cl 2
- Thread Series
- UNJC
- Specification
- NAS1992
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.