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 6220-01-469-6213
NSN 4140-01-452-9428
NSN 5999-01-472-9782
NSN 6650-01-098-0288
NSN 7035-01-027-2259
NSN 5935-00-922-2982
NSN 6110-01-411-7392
NSN 5925-00-168-1459
NSN 5910-01-647-7247
NSN 5855-01-318-7663
NSN 5945-01-501-5487
NSN 6135-01-495-0933