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 5920-01-068-3135
NSN 6135-01-286-9563
NSN 5960-01-283-7129
NSN 7035-00-050-9962
NSN 6620-01-320-7656
NSN 6135-01-455-5088
NSN 4140-01-426-8428
NSN 5990-00-529-8767
NSN 5965-00-063-9558
NSN 5990-01-347-1478
NSN 5910-01-572-2323
NSN 2925-00-077-2620