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 4140-01-510-6081
NSN 6150-01-112-0540
NSN 6645-01-501-0576
NSN 5975-01-358-4349
NSN 2925-00-078-0525
NSN 6130-00-733-9352
NSN 5998-01-443-3162
NSN 6110-00-752-2757
NSN 6620-00-082-1525
NSN 6320-01-067-0474
NSN 5999-01-051-4092
NSN 5895-01-454-6751