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 5990-01-544-4360
NSN 4140-00-215-0313
NSN 5990-00-679-6157
NSN 6220-01-463-2252
NSN 6645-01-425-2330
NSN 6610-01-335-1660
NSN 7035-01-027-2259
NSN 5835-01-593-7579
NSN 6130-00-418-3283
NSN 5910-01-190-9147
NSN 6620-00-233-6839
NSN 7035-01-363-4540