- Thread Class
- 2A
- Thread Direction
- Right-hand
- Thread Length
- 0.339 inches minimum and 0.375 inches maximum
- Fastener Length
- 0.375 inches nominal
- Head Style
- Flat countersunk
- Head Diameter
- 0.147 inches minimum and 0.172 inches maximum
- Internal Drive Style
- Cross recess type 1
- Nominal Thread Diameter
- 0.086 inches
- Thread Quantity per Inch
- 56
- Minimum Tensile Strength
- 60000 pounds per square inch
- Countersink Angle
- 80.0 degrees minimum and 82.0 degrees maximum
- Screw Material
- Steel
- Screw Material Document and Classification
- 66 fed std single material response or ASTMA108 assn std single material response
- Screw Surface Treatment
- Cadmium and chromate
- Screw Surface Treatment Document and Classification
- QQ-P-416, TYPE2 class 3 fed spec single treatment response or MIL-C-81562, type 2 class 3 mil spec single treatment response
- Thread Series Designator
- UNC
- Nondefinitive Spec/STD Data
- 3 type and 2C style
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.