- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.425 inches nominal
- Fastener Length
- 2.535 inches minimum and 2.565 inches maximum
- Head Style
- Dished hexagon
- Head Height
- 0.125 inches minimum and 0.140 inches maximum
- Width Between Flats
- 0.430 inches minimum and 0.439 inches maximum
- Nominal Thread Diameter
- 0.250 inches
- Grip Length
- 2.115 inches minimum and 2.135 inches maximum
- Features Provided
- Finished head
- Thread Quantity per Inch
- 28
- Minimum Tensile Strength
- 160000 pounds per square inch
- Surface Finish
- 32.0 microinches grip
- Surface Finish
- 32.0 microinches threads
- Surface Finish
- 63.0 microinches bearing surface of head
- Special Features
- Identify aluminum coating with black dye or paint on chamfer plus one pitch
- Material
- Titanium alloy uns R56400 overall
- Material Document and Classification
- Ams 4928 assn std single material response overall or ams 4967 assn std single material response overall
- Surface Treatment
- Aluminum overall
- Surface Treatment Document and Classification
- Bms 10-85 ty 1 cagec 81205 mfr ref 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.