Threaded ring used on divex undersea communication set
No other part numbers with same form, fit, and function found.
A nut, round in shape, having all or part of its outer surface knurled. It may have provisions for external wrenching. For items having a thickness (or height) exceeding two times the outside diameter, use post, electrical-mechanical equipment. See also nut (1), plain, round. (when height or thickness, and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance).
NSN 5920-00-866-3945
NSN 4140-01-489-6004
NSN 5835-01-367-4330
NSN 5975-01-494-1993
NSN 7035-01-344-8708
NSN 2925-00-679-8131
NSN 5965-01-147-5655
NSN 5998-01-131-8436
NSN 7035-01-599-1694
NSN 6610-01-406-1601
NSN 5935-01-581-2907
NSN 6135-01-621-0742