- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 1.969 inches minimum and 2.125 inches maximum
- Fastener Length
- 2.031 inches minimum and 2.125 inches maximum
- Head Style
- Flat chamfer
- Head Diameter
- 0.221 inches minimum and 0.226 inches maximum
- Head Height
- 0.074 inches minimum and 0.086 inches maximum
- Internal Drive Style
- Cross recess type ii
- Nominal Thread Diameter
- 0.138 inches
- Thread Quantity per Inch
- 32
- Minimum Tensile Strength
- 160000 pounds per square inch
- Screw Material
- Steel comp 4140 or steel comp E4340
- Screw Material Document and Classification
- MIL-S-5626 mil spec 1ST material response or MIL-S-5000 mil spec 2ND material response
- Screw Surface Treatment
- Cadmium and chromate
- Screw Surface Treatment Document and Classification
- QQ-P-416, type 2, class 2 fed spec single treatment response
- Thread Series Designator
- UNJC
- Specification/Standard Data
- 80205-NAS1101 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.