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 5999-01-208-2931
NSN 5920-01-149-6953
NSN 6150-01-508-8785
NSN 5990-00-698-3963
NSN 6650-00-103-3239
NSN 5915-01-263-7661
NSN 5945-01-114-1288
NSN 6145-01-183-4137
NSN 5915-00-079-3594
NSN 6645-00-226-2270
NSN 5996-01-415-3291
NSN 6320-01-300-7994