- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.276 inches minimum
- Fastener Length
- 0.386 inches minimum and 0.416 inches maximum
- Head Style
- Flat countersunk
- Head Diameter
- 0.328 inches minimum and 0.385 inches maximum
- Grip Diameter
- 0.1885 inches minimum and 0.1895 inches maximum
- Internal Drive Style
- Offset cruciform (torque set)
- Nominal Thread Diameter
- 0.190 inches
- Grip Length
- 0.125 inches nominal
- Thread Quantity per Inch
- 32
- Minimum Tensile Strength
- 160000 pounds per square inch
- Hardness Rating
- 36.0 rockwell C minimum overall and 40.0 rockwell C maximum overall
- Countersink Angle
- 99.0 degrees minimum and 101.0 degrees maximum
- Surface Finish
- 32.0 microinches threads
- Material
- Titanium alloy overall
- Material Document and Classification
- Nas 621 assn std single material response overall
- Surface Treatment
- Aluminum overall
- Thread Series Designator
- UNJF
- Specification/Standard Data
- 80205-NAS1153 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.