- Thread Class
- 3B
- Thread Direction
- Right-hand
- Washer Outside Diameter
- 1.194 inches minimum and 1.224 inches maximum
- Counterbore Diameter
- 0.760 inches minimum nut and 0.770 inches maximum nut
- Overall Height
- 0.792 inches minimum and 0.822 inches maximum
- Nut Style
- Flat with turned back edge
- Nut Counterbore Depth
- 0.387 inches minimum nut and 0.407 inches maximum nut
- Width Across Flats
- 0.990 inches minimum and 1.002 inches maximum
- Temp Rating
- 450.0 deg fahrenheit maximum
- Thread Series
- UNJF
- Thread Quantity per Inch
- 18
- Nominal Thread Size
- 0.625 inches
- Bearing Surface Finish
- 125.0 microinches
- Material
- Steel comp 302 washer or steel comp 321 washer
- Material
- Steel nut
- Surface Treatment
- Cadmium nut and chromate nut
- Surface Treatment
- Passivate washer
- Surface Treatment Document and Classification
- QQ-P-35 fed spec single treatment response washer
- Surface Treatment Document and Classification
- QQ-P-416 type 2 class 2 fed spec single treatment response nut
- Nondefinitive Spec/STD Data
- A grade
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.