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 4140-01-300-9363
NSN 7035-00-803-3056
NSN 5996-01-501-0827
NSN 6130-01-481-0393
NSN 2925-00-934-8383
NSN 5920-01-195-7563
NSN 6320-01-067-0474
NSN 6685-01-193-2110
NSN 6105-00-437-7834
NSN 5905-01-155-3786
NSN 6240-01-430-6937
NSN 6645-01-227-2036