No other part numbers with same form, fit, and function found.
A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5985-01-399-8739
NSN 5990-01-395-4194
NSN 5965-00-560-5804
NSN 6240-00-421-5368
NSN 6320-00-466-0371
NSN 5935-01-069-5646
NSN 6130-00-958-1064
NSN 5835-01-177-1092
NSN 6110-00-854-2249
NSN 4140-00-068-0267
NSN 5975-01-003-8937
NSN 5910-01-267-0802