- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.688 inches minimum and 0.719 inches maximum
- Fastener Length
- 0.750 inches nominal
- Head Style
- Crowned hexagon
- Head Height
- 0.141 inches nominal
- Width Between Flats
- 0.438 inches nominal
- Hole Diameter
- 0.046 inches nominal
- Nominal Thread Diameter
- 0.250 inches
- Hole Quantity
- 1
- Hole Type
- Drilled
- Thread Quantity per Inch
- 28
- Hole Configuration Style
- Hexagon flats
- Material
- Steel overall
- Surface Treatment
- Cadmium overall
- Surface Treatment Document and Classification
- QQ-P-416, type ii, class 2 fed spec single treatment response overall
- Thread Series Designator
- UNJF
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.