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 4140-01-504-1976
NSN 5965-01-323-0501
NSN 6645-01-446-5419
NSN 5925-01-374-2301
NSN 5965-00-246-5612
NSN 5855-00-532-0025
NSN 5855-01-653-9463
NSN 6130-00-595-5943
NSN 5855-00-407-0726
NSN 5930-00-293-8197
NSN 6110-00-339-4140
NSN 6320-00-886-9771