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 6685-01-275-2679
NSN 6610-00-872-5795
NSN 7035-01-145-5059
NSN 2925-01-033-8948
NSN 6135-00-500-2082
NSN 5999-01-542-9923
NSN 5915-01-032-8331
NSN 4140-01-163-1557
NSN 5990-01-514-8708
NSN 5915-00-696-5475
NSN 5835-00-034-4976
NSN 5915-01-134-2817