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 5920-01-173-9925
NSN 2925-01-219-9471
NSN 6135-00-100-8890
NSN 6110-01-609-7712
NSN 5985-01-572-1239
NSN 5935-01-135-1666
NSN 5935-01-026-9861
NSN 5998-01-520-9427
NSN 4140-00-470-4707
NSN 5915-01-517-5288
NSN 6105-00-023-4210
NSN 5920-00-149-0013