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 6145-00-139-7570
NSN 6610-01-609-0799
NSN 6220-01-516-9470
NSN 5920-00-554-0437
NSN 5950-01-291-9147
NSN 6135-01-424-1114
NSN 5985-01-397-2086
NSN 5999-00-388-0584
NSN 6130-01-564-4335
NSN 6685-01-628-3999
NSN 6610-00-100-1195
NSN 5930-01-102-5340