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 5920-00-912-4931
NSN 4140-01-377-5828
NSN 5920-00-216-4759
NSN 5915-01-427-9857
NSN 5990-01-359-8334
NSN 6645-01-407-8326
NSN 6685-01-055-7384
NSN 6240-01-442-3501
NSN 5855-01-262-1766
NSN 6110-01-596-0470
NSN 6320-00-937-5625
NSN 6685-00-761-6289