- Thread Class
- 2A
- Thread Direction
- Right-hand
- Thread Length
- 0.836 inches minimum and 0.909 inches maximum
- Fastener Length
- 0.908 inches minimum and 0.938 inches maximum
- Head Style
- Flat countersunk
- Head Diameter
- 0.156 inches minimum and 0.175 inches maximum
- Internal Drive Style
- Cross recess type 1
- Nominal Thread Diameter
- 0.086 inches
- Thread Quantity per Inch
- 56
- Minimum Tensile Strength
- 80000 pounds per square inch
- Countersink Angle
- 99.0 degrees minimum and 101.0 degrees maximum
- Screw Material
- Steel comp 302 or steel comp 303 or steel comp 321 or steel comp 347
- Screw Material Document and Classification
- MIL-S-7720 mil spec 1ST material response or QQ-S-764 fed spec 2ND material response or QQ-S-763 fed spec 3RD material response or QQ-S-763 fed spec 4TH material response
- Screw Surface Treatment
- Passivate
- Screw Surface Treatment Document and Classification
- QQ-P-35 fed spec single treatment response
- Thread Series Designator
- UNC
- Specification/Standard Data
- 80205-NAS662 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.