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 6130-01-047-4370
NSN 6135-01-576-9616
NSN 4140-01-551-1125
NSN 6620-01-420-7465
NSN 5935-01-034-2604
NSN 5985-00-312-9997
NSN 6320-01-359-3921
NSN 5975-01-290-0861
NSN 5945-01-585-8129
NSN 5925-01-551-1772
NSN 6645-01-033-5051
NSN 6320-00-937-5625