- AAJD Thread Class
- 3A
- AAJF Thread Direction
- Right-hand
- AASA Thread Length
- 0.750 inches minimum and 0.810 inches maximum
- AASB Fastener Length
- 2.750 inches nominal
- AASK Head Style
- Double hexagon W/hole
- AASU Head Height
- 0.300 inches nominal
- AATB Width Between Flats
- 0.312 inches nominal
- AATC Extended Washer Diameter
- 0.438 inches nominal
- AATD Extended Washer Thickness
- 0.060 inches minimum
- AHYM Nominal Thread Diameter
- 0.250 inches
- ANEE Grip Length
- 1.940 inches minimum and 2.000 inches maximum
- CBBL Features Provided
- Finished head
- CMLP Thread Quantity per Inch
- 28
- CQBC Minimum Tensile Strength
- 130,000 psi
- CQFM Hardness Rating
- 24.0 Rockwell C minimum / 35.0 Rockwell C maximum
- CQHQ Minimum Yield Strength
- 85,000 psi
- CSYM Surface Finish
- 32.0 microinches (bearing surface of head, grip, threads)
- MATT Material
- Iron alloy 660 overall
- MDCL Material Document
- AMS 5731
- THSD 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.