- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.403 inches nominal
- Fastener Length
- 0.403 inches nominal
- Head Style
- Flush
- Head Diameter
- 0.50663 inches nominal
- Head Height
- 0.1110 inches nominal
- Grip Diameter
- 0.249 inches nominal
- Nominal Thread Diameter
- 0.250 inches
- Grip Length
- 0.187 inches nominal
- Thread Quantity per Inch
- 28
- Minimum Tensile Strength
- 5790 pounds per square inch
- Thread Pitch in Millimeters
- 0.9
- External Thread Tolerance Class
- 3A
- Material
- Steel comp 4130 overall or steel comp 4340 overall or steel comp 8740 overall
- Material Document and Classification
- MIL-S-5626 mil spec 1ST material response overall or AMS6415 assn std 2ND material response overall or MIL-S-5000 mil spec 3RD material response overall or MIL-S-6049 mil spec 4TH material response overall
- Surface Treatment
- Passivate overall or cadmium overall
- Surface Treatment Document and Classification
- QQ-P-35 fed spec 1ST treatment response overall or QQ-P-416, typeii, CLASS2 fed spec 1ST 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.