- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.490 inches minimum and 0.510 inches maximum
- Fastener Length
- 0.490 inches minimum and 0.510 inches maximum
- Head Style
- Headless (setscrew)
- Locking Feature
- Patch threads or pellet threads or strip threads
- Point Style
- FLAT
- Internal Drive Style
- Hexagon
- Nominal Thread Diameter
- 0.250 inches
- Width Across Flats
- 0.125 inches nominal
- Thread Quantity per Inch
- 28
- Material
- Steel comp 301 overall or steel comp 302 overall or steel comp 302B overall or steel comp 303 overall or steel comp 303SE overall or steel comp 304 overall or steel comp 304L overall or steel comp 305 overall or steel comp 308 overall or steel comp 309 overall or steel comp 309S overall or steel comp 310 overall or steel comp 310S overall or steel comp 314 overall or steel comp 316 overall or steel comp 316L overall or steel comp 317 overall or steel comp 321 overall or steel comp 347 overall or steel comp 348 overall or steel comp 384 overall or steel comp 385 overall
- Surface Treatment
- Passivate overall
- Surface Treatment Document and Classification
- QQ-P-35 fed spec single treatment response overall
- Thread Series Designator
- UNF
- Nondefinitive Spec/STD Data
- 1 type and 1 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.