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 4140-01-318-0872
NSN 5895-01-010-1742
NSN 2925-00-101-7972
NSN 5990-00-963-1799
NSN 6130-00-407-8109
NSN 6645-00-806-6961
NSN 5915-01-352-8513
NSN 5835-01-174-7700
NSN 5965-01-210-7784
NSN 5965-01-534-9961
NSN 6620-01-413-4170
NSN 5835-00-185-4919