- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 1.125 inches minimum and 1.187 inches maximum
- Fastener Length
- 1.125 inches minimum and 1.187 inches maximum
- Head Style
- Hexagon
- Head Height
- 0.141 inches nominal
- Width Between Flats
- 0.428 inches minimum and 0.440 inches maximum
- Locking Feature
- Slotted point
- Grip Diameter
- 0.250 inches nominal
- End Item Identification
- G nref stnd set
- Nominal Thread Diameter
- 0.250 inches
- Thread Quantity per Inch
- 28
- Material
- Steel overall
- Surface Treatment
- Cadmium overall
- Surface Treatment Document and Classification
- A QQ-P-416; type 2; class 2 fed spec single treatment response overall
- Thread Series Designator
- UNF
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.