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 5910-00-492-5387
NSN 5999-00-427-0914
NSN 5895-00-728-3655
NSN 2925-01-521-0600
NSN 2925-00-960-9850
NSN 5905-01-513-9899
NSN 5998-01-297-2483
NSN 6610-01-419-4123
NSN 5920-01-297-5895
NSN 4140-01-593-3466
NSN 5910-00-672-4948
NSN 6145-01-084-3563