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 5920-01-303-6841
NSN 5920-01-373-6949
NSN 6130-00-718-0860
NSN 5920-01-105-0684
NSN 6685-00-700-1668
NSN 7035-01-462-5766
NSN 5915-00-506-0263
NSN 6650-01-657-1395
NSN 5965-00-908-1402
NSN 6645-01-298-4662
NSN 5990-01-612-5323
NSN 5996-00-926-7806