- Thread Class
- 3B
- Thread Direction
- Right-hand
- Collar Outside Diameter
- 0.610 inches minimum and 0.620 inches maximum
- Collar Overall Height
- 0.660 inches nominal
- Lubrication
- Solid film
- Collar Inside Diameter
- 0.417 inches nominal
- Features Provided
- Washer
- Thread Quantity per Inch
- 24
- Nominal Thread Size
- 0.312 inches
- Collar Style
- Threaded (break off) type
- Special Features
- For washer material 17-7PH and 15-7MO heat treat TH1050 per MIL-H-6875
- Heat Treatment
- H-1025 strain hardened washer
- Material
- Steel comp 303SE body
- Material
- Steel comp 630 washer or steel comp 631 washer or steel comp 632 washer
- Material Document and Classification
- Ams 5643 assn std 1ST material response washer or ams 5528 assn std 2ND material response washer or ams 5520 assn std 3RD material response washer
- Material Document and Classification
- Astm A582 assn std single material response collar
- 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.