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 5990-01-147-3345
NSN 6620-01-015-2470
NSN 6135-01-086-8167
NSN 6105-00-248-5772
NSN 6150-00-879-9568
NSN 5950-01-560-0670
NSN 5835-01-391-4556
NSN 5998-00-084-9937
NSN 6145-01-395-7260
NSN 5950-01-502-9565
NSN 5975-01-609-2134
NSN 4140-00-269-8545