- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.344 inches minimum
- Fastener Length
- 1.406 inches nominal
- Head Style
- Hexagon
- Head Height
- 0.094 inches nominal
- Width Between Flats
- 0.375 inches nominal
- Grip Diameter
- 0.1894 inches nominal
- Shank Unthreaded Hole Diameter
- 0.070 inches nominal first hole
- Single Shear Strength
- 2690 pounds per square inch
- Nominal Thread Diameter
- 0.190 inches
- Grip Length
- 1.062 inches nominal
- Thread Quantity per Inch
- 32
- Minimum Tensile Strength
- 160000 pounds per square inch
- Hardness Rating
- 36.0 rockwell C minimum overall and 40.0 rockwell C maximum overall
- Distance from Head Largest Bearing Surface to Shank Hole Center
- 1.250 inches nominal first hole
- Material
- Steel comp 4140 overall or steel comp E4340 overall or steel comp 6150 overall or steel comp 8735 overall or steel comp 8740 overall or steel comp 4037 overall
- Surface Treatment
- Cadmium overall and chromate overall
- Surface Treatment Document and Classification
- QQ-P-416, ty 2, cl 3 fed spec all treatment responses 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.