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 5895-00-617-5911
NSN 5996-01-519-7548
NSN 4140-01-245-8866
NSN 5935-01-074-1542
NSN 5855-00-310-2740
NSN 6220-01-259-2430
NSN 5998-00-353-1427
NSN 6220-00-403-0123
NSN 6650-01-016-0406
NSN 6150-00-549-9779
NSN 5920-01-018-2281
NSN 6220-00-830-4692