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 5895-00-239-5227
NSN 2925-01-390-7963
NSN 5855-01-538-9436
NSN 5915-00-203-2859
NSN 2925-01-072-6709
NSN 5835-01-457-7951
NSN 5910-01-411-4661
NSN 5985-00-884-9875
NSN 5985-01-094-6607
NSN 4140-00-985-0182
NSN 6220-00-174-8514
NSN 7035-01-110-5745