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 5910-01-163-6365
NSN 5990-00-170-4239
NSN 4140-00-266-9132
NSN 5835-01-534-3172
NSN 5990-00-083-8893
NSN 6145-01-324-2518
NSN 6645-01-432-7943
NSN 2925-01-295-2017
NSN 5925-01-535-5178
NSN 6110-01-660-1057
NSN 5905-01-528-6987
NSN 6610-00-989-8912