- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 1.190 inches minimum and 1.250 inches maximum
- Fastener Length
- 1.229 inches minimum and 1.289 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
- Tri-wing recess
- End Item Identification
- CT-142 DASH-8, aircraft
- Nominal Thread Diameter
- 0.164 inches
- Thread Quantity per Inch
- 32
- Screw Material
- Steel comp 4340 or steel comp 8740
- Screw Surface Treatment
- Cadmium
- Screw Surface Treatment Document and Classification
- QQ-P-416, type ii, class 2 fed spec single treatment response
- Thread Series Designator
- UNJC
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.