- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.344 inches minimum and 0.484 inches maximum
- Fastener Length
- 0.641 inches minimum and 0.688 inches maximum
- Head Style
- Flat countersunk
- Head Diameter
- 0.283 inches minimum and 0.332 inches maximum
- Internal Drive Style
- Cross recess type 1
- Nominal Thread Diameter
- 0.164 inches
- Thread Quantity per Inch
- 32
- Minimum Tensile Strength
- 62000 pounds per square inch
- Countersink Angle
- 99.0 degrees minimum and 101.0 degrees maximum
- Screw Material
- Aluminum alloy 2024
- Screw Material Document and Classification
- QQ-A-225/6 fed spec single material response or QQ-A-430 fed spec single material response
- Screw Surface Treatment
- Anodize
- Screw Surface Treatment Document and Classification
- MIL-A-8625 mil spec single treatment response
- Thread Series Designator
- UNC
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.