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 4140-01-596-3752
NSN 5985-01-616-8554
NSN 6135-01-380-0059
NSN 4140-01-416-4898
NSN 5920-01-005-6389
NSN 5999-01-549-0285
NSN 6135-01-487-0773
NSN 6650-00-617-3984
NSN 6135-01-067-8331
NSN 5910-01-034-2924
NSN 6685-01-509-3390
NSN 6645-01-221-1324