- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.313 inches minimum and 0.363 inches maximum
- Fastener Length
- 2.073 inches minimum and 2.103 inches maximum
- Head Style
- Dished hexagon
- Head Height
- 0.110 inches minimum and 0.125 inches maximum
- Width Between Flats
- 0.367 inches minimum and 0.376 inches maximum
- Hole Diameter
- 0.046 inches nominal
- 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
- Nominal Thread Diameter
- 0.190 inches
- Grip Length
- 1.740 inches minimum and 1.760 inches maximum
- Hole Quantity
- 3
- Hole Type
- Drilled
- Thread Quantity per Inch
- 32
- Minimum Tensile Strength
- 160000 pounds per square inch
- Hardness Rating
- 36.0 rockwell C minimum and 40.0 rockwell C maximum overall
- Hole Configuration Style
- Hexagon corners
- Distance from Head Largest Bearing Surface to Shank Hole Center
- 1.900 inches minimum and 1.950 inches maximum first hole
- Material
- Steel comp 4140 or steel comp E4340 or steel comp 6150 or steel comp 8735 or steel comp 8740 overall
- Material Document and Classification
- MIL-S-5626 mil spec 1ST material response or MIL-S-5000 mil spec 2ND material response or MIL-S-8503 mil spec 3RD material response or MIL-S-6098 mil spec 4TH material response or MIL-S-6049 mil spec 5TH material response overall
- Surface Treatment
- Cadmium and chromate overall
- Surface Treatment Document and Classification
- QQ-P-416, ty 2 cl 2 fed spec single treatment response overall
- Thread Series Designator
- UNF
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.