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 5950-01-311-2523
NSN 5915-01-162-9199
NSN 5905-01-278-9000
NSN 5925-00-901-9514
NSN 5960-01-543-0235
NSN 6220-01-256-3303
NSN 5915-01-485-2466
NSN 5835-00-257-2852
NSN 5925-01-268-1826
NSN 6145-00-161-5415
NSN 6620-00-104-6937
NSN 6135-01-556-7318