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 6320-00-456-2092
NSN 4140-00-122-6422
NSN 5905-01-587-3801
NSN 6145-01-443-6462
NSN 7035-01-633-9537
NSN 6610-01-594-0359
NSN 5920-01-422-1866
NSN 6645-01-431-4545
NSN 6105-00-605-3099
NSN 5985-00-316-5083
NSN 2925-01-658-4470
NSN 5855-01-276-5447