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 2925-01-538-1343
NSN 2925-01-077-6867
NSN 6130-01-467-7010
NSN 5985-00-647-4998
NSN 4140-00-205-6491
NSN 6240-01-569-4072
NSN 5895-01-232-0064
NSN 5975-00-427-5861
NSN 6150-01-004-8509
NSN 5965-00-359-9769
NSN 6240-01-504-3653
NSN 6320-00-174-1362