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 6145-01-618-2500
NSN 6620-01-094-6549
NSN 5925-00-282-2459
NSN 5945-01-492-9460
NSN 6145-01-555-8131
NSN 5950-01-045-8329
NSN 5998-01-578-0376
NSN 5999-01-531-5295
NSN 6620-00-988-0976
NSN 6110-01-154-4134
NSN 4140-00-432-0456
NSN 6130-01-259-3074