- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.391 inches nominal
- Fastener Length
- 2.066 inches nominal
- Head Style
- Flat countersunk
- Head Diameter
- 0.449 inches minimum and 0.507 inches maximum
- Grip Diameter
- 0.3735 inches minimum and 0.3745 inches maximum
- Internal Drive Style
- Cross recess type 1
- Nominal Thread Diameter
- 0.375 inches
- Grip Length
- 1.750 inches nominal
- Thread Quantity per Inch
- 24
- Minimum Tensile Strength
- 160000 pounds per square inch
- Countersink Angle
- 100.0 degrees nominal
- Material
- Steel overall
- Material Document and Classification
- NAS498 assn std single material response overall
- Surface Treatment
- Cadmium overall
- Surface Treatment Document and Classification
- QQ-P-416, ty ii, cl 2 fed spec single treatment response overall
- Thread Series Designator
- UNJF
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.