- Thread Class
- 2A
- Thread Direction
- Right-hand
- Thread Length
- 1.750 inches minimum
- Fastener Length
- 2.500 inches nominal
- Head Style
- PAN
- Head Diameter
- 0.594 inches minimum and 0.615 inches maximum
- Head Height
- 0.203 inches minimum and 0.218 inches maximum
- Internal Drive Style
- Cross recess type 1
- Nominal Thread Diameter
- 0.312 inches
- Thread Quantity per Inch
- 18
- Minimum Tensile Strength
- 55000 pounds per square inch
- Screw Material
- Steel comp 1010 or steel comp 1011 or steel comp 1013
- Screw Material Document and Classification
- 66 fed std all material responses
- Screw Surface Treatment
- Cadmium and chromate
- Screw Surface Treatment Document and Classification
- QQ-P-416 ty 2 cl 3 fed 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.