- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.405 inches minimum and 0.452 inches maximum
- Fastener Length
- 2.093 inches minimum and 2.140 inches maximum
- Head Style
- Hexagon
- Head Height
- 0.234 inches minimum and 0.266 inches maximum
- Width Between Flats
- 0.740 inches minimum and 0.752 inches maximum
- Grip Diameter
- 0.4982 inches minimum and 0.4991 inches maximum
- Single Shear Strength
- 18650 pounds per square inch
- Nominal Thread Diameter
- 0.500 inches
- Grip Length
- 1.688 inches nominal
- Thread Quantity per Inch
- 20
- Minimum Tensile Strength
- 160000 pounds per square inch
- Hardness Rating
- 36.0 rockwell C minimum and 40.0 rockwell C maximum overall
- 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 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.