- Thread Direction
- Right-hand
- Thread Length
- 0.875 inches minimum and 0.935 inches maximum
- Fastener Length
- 1.750 inches nominal
- Head Style
- Double hexagon W/hole
- Head Height
- 0.375 inches nominal
- Width Between Flats
- 0.367 inches minimum and 0.376 inches maximum
- Extended Washer Diameter
- 0.500 inches nominal
- Extended Washer Thickness
- 0.070 inches minimum and 0.080 inches maximum
- Nominal Thread Diameter
- 0.312 inches
- Grip Length
- 0.815 inches minimum and 0.875 inches maximum
- Features Provided
- Finished head
- Nonstandard Thread Pitch Diameter
- +0.2797 to 0.2824 inches
- Thread Quantity per Inch
- 24
- Minimum Tensile Strength
- 130000 pounds per square inch
- Hardness Rating
- 248.0 brinell standard minimum overall and 341.0 brinell standard maximum overall
- Minimum Yield Strength
- 85000 pounds per square inch
- Surface Finish
- 32.0 microinches threads
- Surface Finish
- 63.0 microinches bearing surface of head
- Surface Finish
- 63.0 microinches grip
- Material
- Iron alloy 660 overall
- Material Document and Classification
- Ams 5735 assn std single material response overall
- Thread Series Designator
- UNS
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.