- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.438 inches nominal
- Fastener Length
- 1.361 inches minimum and 1.391 inches maximum
- Head Style
- Flat countersunk
- Head Diameter
- 0.490 inches nominal
- Grip Diameter
- 0.3110 inches minimum and 0.3120 inches maximum
- Internal Drive Style
- Offset cruciform (torque set)
- End Item Identification
- C-17A aircraft
- Nominal Thread Diameter
- 0.3125 inches
- Grip Length
- 0.928 inches minimum and 0.948 inches maximum
- Thread Quantity per Inch
- 24
- Countersink Angle
- 99.0 degrees minimum and 101.0 degrees maximum
- Special Features
- Item has drilled shank at the threaded end, and the distance from end to shank hole center is 0.172 inch min., 0.192 inch max; the diameter of the hole is 0.076 inch min., 0.086 inch max.
- Material
- Steel corrosion resisting overall
- Material Document and Classification
- Ams 5731 assn std single material response overall
- Surface Treatment
- Passivate overall
- Surface Treatment Document and Classification
- QQ-P-35 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.