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 5910-01-617-0518
NSN 6220-01-183-1732
NSN 6685-01-534-3372
NSN 6110-00-004-8883
NSN 6150-01-168-2371
NSN 5930-00-322-9666
NSN 5935-00-970-6535
NSN 5905-00-493-3758
NSN 4140-01-634-0330
NSN 6110-00-421-1650
NSN 6645-01-633-1852
NSN 5930-00-734-1773