- Thread Class
- 3B
- Thread Direction
- Right-hand
- Nut Style
- Hexagon
- Nut Height
- 0.265 inches nominal
- Drilled Hole Diameter
- 0.069 inches minimum and 0.074 inches maximum
- Hole Type and Quantity
- 3 drilled
- Width Across Flats
- 1.605 inches minimum and 1.627 inches maximum
- Thread Series
- UNJF
- Thread Quantity per Inch
- 12
- Nominal Thread Size
- 1.250 inches
- Hole Configuration Style
- Configuration B
- Countersink Angle
- 110.0 degrees nominal nut
- Bearing Surface Type
- Chamfered
- Bearing Surface Finish
- 125.0 microinches
- Material
- Iron alloy 660 overall
- Material Document and Classification
- Ams 5525 assn std single material response overall or ams 5732 assn std single material response overall or ams 5737 assn std single material response overall
- Surface Treatment
- Passivate overall
- Surface Treatment Document and Classification
- QQ-P-35 fed spec single treatment response overall
- Specification/Standard Data
- 80205-NAS1423 professional/industrial association standard
- Nondefinitive Spec/STD Data
- 2 type
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.