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 5975-01-491-7539
NSN 5990-01-122-7130
NSN 5935-01-627-4194
NSN 5905-01-198-0092
NSN 6130-01-220-4777
NSN 5945-01-360-6118
NSN 4140-01-264-2589
NSN 6645-01-334-7326
NSN 2925-00-837-3948
NSN 6240-01-448-4273
NSN 5910-01-182-8853
NSN 6110-00-815-5956