Underwater life support iaw navsea instruction 10560.2b
No other part numbers with same form, fit, and function found.
A circular shaped item with an aperture manufactured to predetermined dimensions and designed for use as a seal in stuffing boxes, packing nuts, and the like. It may be (1) any nonmetallic molded or formed ring (except solid (without joint) rings having a square or rectangular cross section); or (2) any shredded metal or metal foil type metallic or semimetallic rings. Excludes felt items but includes multimaterial items in which one of the materials is felt. For solid (without joints) nonmetallic items with a square or rectangular cross section, see washer (as modified) and gasket. For rubber items specifically designed for weather-proofing doors, windows, chests, and the like see seal, nonmetallic angle; seal, nonmetallic channel; and seal, nonmetallic, special shaped section. For circular (with aperature) nonmetallic items with a solid round cross-section see o-ring. Excludes cup, compression; gasket; washer (as modified); and felt, mechanical, preformed.
Classification: Gaskets,washers & other seals
NSN 5975-00-129-5683
NSN 6240-01-104-5693
NSN 5960-00-969-9242
NSN 5910-01-487-6757
NSN 5925-01-105-6270
NSN 6320-01-019-1028
NSN 6220-01-234-6685
NSN 6240-01-140-8762
NSN 5999-01-397-1706
NSN 5950-01-392-0524
NSN 2925-00-321-2032
NSN 5855-00-688-9954