- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.528 inches nominal
- Fastener Length
- 5.513 inches minimum and 5.543 inches maximum
- Head Style
- Dished hexagon
- Head Height
- 0.250 inches minimum and 0.265 inches maximum
- Width Between Flats
- 0.741 inches minimum and 0.752 inches maximum
- Grip Diameter
- 0.4979 inches minimum and 0.4985 inches maximum
- End Item Identification
- Wash plate
- Nominal Thread Diameter
- 0.500 inches
- Grip Length
- 4.990 inches minimum and 5.010 inches maximum
- Thread Quantity per Inch
- 20
- Minimum Tensile Strength
- 160000 pounds per square inch
- Material
- Steel comp 4340 overall and steel comp 8740 overall
- Material Document and Classification
- Ams 6322 assn std all material responses overall or ams 6415 assn std all material responses overall
- Surface Treatment
- Cadmium overall
- Surface Treatment Document and Classification
- QQ-P-416, type 2. class 2 fed spec single treatment response overall
- Thread Series Designator
- UNJF
- Specification/Standard Data
- 80205 - NAS-6208 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.