- Thread Class
- 3A
- Thread Direction
- Right-hand
- Thread Length
- 0.308 inches minimum and 0.323 inches maximum
- Fastener Length
- 3.394 inches minimum and 3.414 inches maximum
- Head Style
- Hexagon
- Head Height
- 0.128 inches minimum and 0.141 inches maximum
- Width Between Flats
- 0.430 inches minimum and 0.439 inches maximum
- Locking Feature
- Slotted ring
- Grip Diameter
- 0.2483 inches minimum and 0.2492 inches maximum
- End Item Identification
- F-15S
- Nominal Thread Diameter
- 0.250 inches
- Grip Length
- 2.976 inches minimum and 2.992 inches maximum
- Thread Quantity per Inch
- 28
- Hardness Rating
- 36.0 rockwell C minimum overall and 41.0 rockwell C maximum overall
- Material
- Steel comp 630 ring and steel comp 631 ring
- Material
- Steel overall
- Material Document and Classification
- AMS5643 assn std 1ST material response ring or AMS5673 assn std 2ND material response ring
- Surface Treatment
- Cadmium overall
- Surface Treatment
- Passivate ring
- Surface Treatment Document and Classification
- QQ-P-35 fed spec single treatment response ring
- Surface Treatment Document and Classification
- QQ-P-416, type 2, class 2 fed spec single treatment response overall
- Thread Series Designator
- UNJF
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.