- Thread Class
- 2A
- Thread Direction
- Right-hand
- Thread Length
- 0.253 inches nominal
- Fastener Length
- 0.625 inches nominal
- Head Style
- Pan no. 2
- Head Diameter
- 0.256 inches minimum and 0.270 inches maximum
- Head Height
- 0.087 inches minimum and 0.097 inches maximum
- First Diameter from Head
- 0.084 inches minimum and 0.089 inches maximum
- Distance from Largest Bearing Surface of Head to End of First Diameter
- 0.372 inches minimum and 0.382 inches maximum
- Internal Drive Style
- Cross recess type 1
- Nominal Thread Diameter
- 0.138 inches
- Thread Quantity per Inch
- 32
- Externally Relieved Body Diameter Quantity
- 1
- Color
- Black overall
- Material
- Steel corrosion resisting overall
- Material Document and Classification
- QQ-S-763, 300 series fed spec all material responses overall
- Surface Treatment
- Passivate overall
- Surface Treatment Document and Classification
- QQ-P-35 fed spec single treatment response overall
- 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.