- Thread Class
- 2A
- Thread Direction
- Right-hand
- Thread Length
- 0.344 inches minimum and 0.406 inches maximum
- Fastener Length
- 0.719 inches minimum and 0.781 inches maximum
- Head Style
- Thumb no. 3
- Head Height
- 0.344 inches minimum and 0.406 inches maximum
- Width Between Flats
- 0.313 inches minimum and 0.375 inches maximum
- Shoulder Diameter
- 0.266 inches minimum first shoulder and 0.328 inches maximum first shoulder
- Shoulder Length
- 0.056 inches minimum first shoulder and 0.076 inches maximum first shoulder
- Point Style
- FLAT
- Nominal Thread Diameter
- 0.164 inches
- Thread Quantity per Inch
- 32
- Shoulder Shape
- Round first shoulder
- Material
- Steel 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
- Thread Series Designator
- UNC
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.