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 6645-01-522-7447
NSN 4140-01-579-1286
NSN 5950-00-717-9273
NSN 6220-01-300-6479
NSN 5895-01-649-3320
NSN 5910-00-438-0561
NSN 6220-01-524-2270
NSN 5985-00-350-2173
NSN 5925-01-600-0447
NSN 5910-00-518-1477
NSN 5855-00-832-9341
NSN 6105-01-105-0042