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 6610-01-400-3880
NSN 5835-00-438-4489
NSN 4140-01-644-0927
NSN 6135-00-803-3012
NSN 5996-01-161-9408
NSN 5935-01-070-9893
NSN 2925-01-291-9997
NSN 6620-01-298-0991
NSN 6105-00-160-7804
NSN 5915-01-535-8516
NSN 5985-01-126-7775
NSN 6320-01-227-2648