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 5930-01-197-4142
NSN 6240-00-322-9928
NSN 5990-00-762-8059
NSN 4140-01-252-8902
NSN 5835-01-214-0522
NSN 7035-00-541-8516
NSN 6650-01-415-8984
NSN 6220-01-485-1001
NSN 6150-01-294-6559
NSN 6240-01-370-9790
NSN 6685-01-044-5044
NSN 5945-00-222-4736