- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.602 inches minimum and 0.662 inches maximum
- Fastener Length
- 0.867 inches minimum and 0.897 inches maximum
- Head Style
- Hexagon
- Head Height
- 0.172 inches minimum and 0.204 inches maximum
- Width Between Flats
- 0.492 inches minimum and 0.501 inches maximum
- Hole Diameter
- 0.070 inches nominal
- Nominal Thread Diameter
- 0.312 inches
- Grip Length
- 0.235 inches minimum and 0.265 inches maximum
- Hole Quantity
- 1
- Hole Type
- Drilled
- Features Provided
- Finished head
- Thread Quantity per Inch
- 24
- Hardness Rating
- 248.0 brinell standard minimum overall and 341.0 brinell standard maximum overall
- Hole Configuration Style
- Hexagon flats
- 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-NAS1005 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.