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 5920-01-603-3588
NSN 5960-01-131-9733
NSN 5990-01-524-8535
NSN 5998-01-019-4625
NSN 6135-01-263-4073
NSN 5895-01-293-2090
NSN 5960-00-279-1993
NSN 5985-01-656-0617
NSN 5990-01-193-0487
NSN 6240-01-092-1326
NSN 6320-01-291-4870
NSN 6645-01-239-4619