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 5990-01-377-8991
NSN 5950-01-510-3242
NSN 5925-00-081-1170
NSN 6110-01-006-1340
NSN 5945-00-399-0716
NSN 5935-01-571-3558
NSN 5855-00-933-9978
NSN 5920-00-752-3081
NSN 5925-00-934-3365
NSN 5950-01-593-6496
NSN 5935-01-449-1292
NSN 5950-00-877-2258