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 5990-01-605-4769
NSN 6685-00-737-1959
NSN 5930-01-491-9893
NSN 6150-01-394-1713
NSN 5855-01-149-4110
NSN 4140-00-872-4897
NSN 6130-00-291-4877
NSN 5915-01-555-8751
NSN 5998-01-017-2466
NSN 5990-01-154-7296
NSN 6685-00-329-0598
NSN 6320-01-039-5891