- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.882 inches minimum and 0.912 inches maximum
- Fastener Length
- 1.220 inches minimum and 1.270 inches maximum
- Head Style
- Double hexagon W/hole
- Head Height
- 0.338 inches minimum and 0.358 inches maximum
- Hole Diameter
- 0.050 inches minimum and 0.060 inches maximum
- Single Shear Strength
- 102000 pounds per square inch
- End Item Identification
- 1520-01-088-3669
- Nominal Thread Diameter
- 0.312 inches
- Hole Quantity
- 4
- Hole Type
- Drilled
- Thread Quantity per Inch
- 24
- Minimum Tensile Strength
- 180000 pounds per square inch
- Hole Configuration Style
- Double hexagon longitudinal hole
- Surface Finish
- 0.0 microinches overall
- Part Name Assigned BY Controlling Agency
- External wrenching, 180 ksi mintensile, 102 ksi min shear, 4340 or 8740 steel; 450 F
- Material
- Steel comp 4340 or steel comp 8740 overall
- Material Document and Classification
- MIL-S-5000 mil spec all material responses or MIL-S-6049 mil spec all material responses overall
- Surface Treatment
- Cadmium overall
- Surface Treatment Document and Classification
- NAS672 assn std all treatment responses 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.