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 5990-00-673-1831
NSN 6145-01-414-9681
NSN 5975-01-160-6435
NSN 5915-00-833-5356
NSN 6220-00-081-6429
NSN 5975-01-074-2002
NSN 5905-01-534-3754
NSN 7035-01-243-8523
NSN 5985-00-898-3790
NSN 6145-01-634-0388
NSN 4140-01-429-9060
NSN 6240-01-184-5004