- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.633 inches minimum and 0.693 inches maximum
- Fastener Length
- 3.398 inches minimum and 3.428 inches maximum
- Head Style
- Hexagon
- Head Height
- 0.203 inches minimum and 0.235 inches maximum
- Width Between Flats
- 0.554 inches minimum and 0.564 inches maximum
- Shank Unthreaded Hole Diameter
- 0.106 inches minimum first hole and 0.116 inches maximum first hole
- Nominal Thread Diameter
- 0.375 inches
- Grip Length
- 2.735 inches minimum and 2.765 inches maximum
- Features Provided
- Finished head
- Thread Quantity per Inch
- 24
- Minimum Tensile Strength
- 140000 pounds per square inch
- Distance from Head Largest Bearing Surface to Shank Hole Center
- 3.178 inches minimum first hole and 3.198 inches maximum first hole
- Material
- Iron alloy 660 overall
- Material Document and Classification
- Ams 5732 assn std 1ST material response overall or ams 5737 assn std 1ST material response overall or ams 5733 assn std 2ND material response overall
- Surface Treatment
- Passivate overall
- Surface Treatment Document and Classification
- MIL-S-5002 mil spec single treatment response overall
- Thread Series Designator
- UNF
- Specification/Standard Data
- 80205-NAS1006 professional/industrial association standard
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.