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 5915-01-596-7907
NSN 5960-00-082-0493
NSN 5990-01-443-2931
NSN 5999-00-543-8246
NSN 6240-01-072-9652
NSN 5835-00-764-4388
NSN 5935-00-320-8844
NSN 6320-01-521-1764
NSN 6620-01-386-5543
NSN 5960-00-772-2994
NSN 4140-00-958-9730
NSN 6320-01-512-2031