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 4140-01-437-8431
NSN 2925-01-397-8028
NSN 6320-01-455-2808
NSN 5935-01-189-1357
NSN 5925-00-836-2393
NSN 5999-01-425-1377
NSN 6610-00-163-6319
NSN 6610-01-113-2726
NSN 5925-01-588-8339
NSN 2925-01-411-0896
NSN 5950-00-104-0714
NSN 5920-00-298-0700