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 5895-00-153-2595
NSN 5905-01-629-4846
NSN 2925-01-492-8313
NSN 5920-01-413-1608
NSN 4140-00-067-9405
NSN 6220-00-876-2931
NSN 5920-00-924-7348
NSN 5935-01-426-2961
NSN 5895-00-828-7687
NSN 5990-01-143-2518
NSN 6220-00-866-1346
NSN 5985-00-316-6184