- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.343 inches nominal
- Fastener Length
- 0.906 inches nominal
- Head Style
- Hexagon
- Head Height
- 0.125 inches nominal
- Width Between Flats
- 0.438 inches nominal
- Grip Diameter
- 0.250 inches nominal
- Shank Unthreaded Hole Diameter
- 0.076 inches nominal overall
- Nominal Thread Diameter
- 0.250 inches
- Grip Length
- 0.563 inches nominal
- Thread Quantity per Inch
- 28
- Minimum Tensile Strength
- 160000 pounds per square inch
- Distance from Head Largest Bearing Surface to Shank Hole Center
- 0.650 inches nominal overall
- Material
- Steel comp 8740 overall
- Surface Treatment
- Cadmium overall and chromate overall
- Surface Treatment Document and Classification
- QQ-P-416 ty 2 cl 3 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.