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 4140-01-141-7692
NSN 5990-01-623-0082
NSN 5950-00-378-9959
NSN 5925-01-160-7128
NSN 6110-00-135-2804
NSN 4140-01-341-6024
NSN 5905-01-453-3399
NSN 5935-01-353-0553
NSN 5835-01-055-5418
NSN 5960-01-546-2379
NSN 6130-01-461-3145
NSN 6610-01-423-2106