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 5935-01-257-2237
NSN 6110-01-427-6395
NSN 6110-01-456-0227
NSN 2925-01-090-2391
NSN 2925-01-359-4027
NSN 2925-01-110-1467
NSN 7035-00-679-9027
NSN 5910-01-381-3009
NSN 5998-00-312-3060
NSN 5975-01-517-0468
NSN 5975-00-433-5983
NSN 4140-01-456-0891