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 6130-01-227-5229
NSN 6145-01-594-0469
NSN 6645-01-099-1511
NSN 5905-01-401-5325
NSN 6650-01-245-7642
NSN 5935-01-454-8709
NSN 5950-01-351-4105
NSN 6105-00-189-0515
NSN 5920-01-481-9578
NSN 6240-01-561-7213
NSN 5990-01-463-5400
NSN 4140-00-218-3579