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 5960-01-231-9119
NSN 5930-00-942-1313
NSN 6320-01-449-1014
NSN 5985-01-657-1600
NSN 6610-01-254-3647
NSN 5985-01-374-8526
NSN 5998-00-756-6556
NSN 6105-01-165-8497
NSN 5915-01-149-7002
NSN 6620-00-153-0982
NSN 5915-01-530-9422
NSN 6320-00-513-8376