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 5945-01-214-5977
NSN 5990-00-293-6031
NSN 6220-00-466-2681
NSN 5975-01-223-8027
NSN 4140-01-495-1366
NSN 6645-01-215-0617
NSN 6610-00-681-0590
NSN 5910-01-535-7126
NSN 5985-01-634-0635
NSN 5998-01-287-7497
NSN 6130-01-076-4219
NSN 6240-01-077-6446