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 6220-01-187-1028
NSN 5930-00-005-7156
NSN 5910-01-302-1993
NSN 5895-01-419-0459
NSN 5935-01-279-7315
NSN 5905-01-509-4956
NSN 6650-01-633-9147
NSN 6105-01-386-1529
NSN 5915-00-446-9136
NSN 6685-01-147-5617
NSN 5945-01-248-9431
NSN 5975-01-214-8980