- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.345 inches nominal
- Fastener Length
- 2.018 inches minimum and 2.048 inches maximum
- Head Style
- Hexagon
- Head Height
- 0.095 inches minimum and 0.125 inches maximum
- Width Between Flats
- 0.367 inches minimum and 0.376 inches maximum
- Hole Diameter
- 0.046 inches minimum and 0.056 inches maximum
- Grip Diameter
- 0.1885 inches minimum and 0.1895 inches maximum
- End Item Identification
- B-1B cmup blk
- Nominal Thread Diameter
- 0.190 inches
- Grip Length
- 1.678 inches minimum and 1.698 inches maximum
- Hole Quantity
- 3
- Hole Type
- Drilled
- Thread Quantity per Inch
- 32
- Minimum Tensile Strength
- 160000 pounds per square inch
- Hole Configuration Style
- Hexagon corners
- Material
- Iron alloy 660 overall
- Material Document and Classification
- AMS5731 assn std single material response overall or AMS5732 assn std single material response overall or AMS5737 assn std single material response overall or AMS5853 assn std single material response overall
- Surface Treatment
- Cadmium overall
- Surface Treatment Document and Classification
- QQ-P-416, type ii, class 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.