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 6645-01-420-2417
NSN 4140-01-621-5775
NSN 5835-01-576-9013
NSN 6620-01-352-5640
NSN 2925-01-381-5307
NSN 5985-00-135-3218
NSN 5925-01-208-2341
NSN 6220-00-421-9109
NSN 6685-01-073-9621
NSN 6105-01-067-1632
NSN 5996-01-509-6443
NSN 6220-01-135-0485