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 5990-00-104-4903
NSN 5975-01-358-3344
NSN 5985-01-578-6310
NSN 5920-00-068-8525
NSN 5996-01-600-1131
NSN 5905-00-899-1399
NSN 5930-01-502-7441
NSN 5935-00-181-8672
NSN 5950-01-449-0943
NSN 5996-01-535-2467
NSN 6685-01-418-8753
NSN 5905-01-653-3750