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 6145-00-399-5201
NSN 6620-01-187-7267
NSN 7035-00-205-8739
NSN 5945-01-436-2307
NSN 5855-01-550-5219
NSN 4140-00-116-0196
NSN 5985-01-141-7059
NSN 6620-00-068-2503
NSN 5975-01-427-3521
NSN 5935-00-169-7265
NSN 7035-01-163-8423
NSN 4140-01-633-8555