- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.345 inches nominal
- Fastener Length
- 2.955 inches minimum and 2.985 inches maximum
- Head Style
- Hexagon
- Head Height
- 0.110 inches minimum and 0.125 inches maximum
- Width Between Flats
- 0.367 inches minimum and 0.376 inches maximum
- Grip Diameter
- 0.1885 inches minimum and 0.1895 inches maximum
- Shank Unthreaded Hole Diameter
- 0.070 inches minimum and 0.080 inches maximum first hole
- End Item Identification
- Landing gear
- Nominal Thread Diameter
- 0.190 inches
- Grip Length
- 2.615 inches minimum and 2.635 inches maximum
- Thread Quantity per Inch
- 32
- Minimum Tensile Strength
- 160000 pounds per square inch
- Distance from Head Largest Bearing Surface to Shank Hole Center
- 2.806 inches nominal first hole
- Part Name Assigned BY Controlling Agency
- Navy special project
- Material
- Steel comp 4140 or steel comp 4340 or steel comp E4340 or steel comp 8740 overall
- Material Document and Classification
- MIL-S-5626 mil spec 1ST material response or AMS6415 assn std 2ND material response or MIL-S-5000 mil spec 3RD material response or MIL-S-6049 mil spec 4TH material response overall
- Surface Treatment
- Cadmium overall
- Surface Treatment Document and Classification
- QQ-P-416, type 2, cl 2 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.