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 6145-01-061-5921
NSN 5905-01-611-6816
NSN 5920-00-521-8331
NSN 5960-01-474-4843
NSN 6105-01-646-7078
NSN 5990-01-537-1553
NSN 5920-01-572-4474
NSN 5910-01-352-1053
NSN 6685-01-393-1280
NSN 6145-00-932-0724
NSN 6105-01-469-0826
NSN 6240-01-171-0374