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 6620-01-502-9104
NSN 5999-00-803-7291
NSN 5905-01-079-6756
NSN 6145-00-185-4515
NSN 5975-00-773-6208
NSN 5920-00-004-4005
NSN 5990-00-933-0526
NSN 4140-01-195-5609
NSN 5935-01-072-8531
NSN 6135-01-196-7399
NSN 6110-00-477-0006
NSN 6110-01-229-6440