- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.423 inches minimum and 0.451 inches maximum
- Fastener Length
- 0.490 inches minimum and 0.510 inches maximum
- Head Style
- Headless (setscrew)
- Point Style
- Half dog
- Internal Drive Style
- Hexagon
- Nominal Thread Diameter
- 0.250 inches
- Width Across Flats
- 0.125 inches nominal
- Thread Quantity per Inch
- 20
- Material
- Steel comp 302 or steel comp 303 or steel comp 304 or steel comp 316 overall
- Surface Treatment
- Passivate overall
- Surface Treatment Document and Classification
- QQ-P-35 fed spec single treatment response overall
- Thread Series Designator
- UNC
- Nondefinitive Spec/STD Data
- 1 type and 6 style
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.