- Thread Class
- 3B
- Thread Direction
- Right-hand
- Thread Length
- 0.305 inches nominal
- Length
- 0.375 inches nominal
- Insert Size
- 0.438-14 unc 2A
- Internal Thread Relief Depth
- 0.070 inches nominal
- Full Internal Thread Length
- 0.305 inches nominal
- Thread Quantity per Inch
- 20
- Nominal Thread Size
- 0.250 inches
- Material
- Steel comp 4140 overall
- Material Document and Classification
- MIL-S-5626 mil spec single material response overall
- Surface Treatment
- Cadmium overall and chromate overall
- Surface Treatment Document and Classification
- QQ-P-416, type 2, class 3 fed spec single treatment response overall
- Style Designator
- Keylock
- Thread Series Designator
- UNJC
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.