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 5930-01-227-4131
NSN 6320-00-593-0379
NSN 6105-01-271-9696
NSN 6240-01-513-9642
NSN 5920-00-172-9232
NSN 5925-01-346-4778
NSN 5999-01-416-7805
NSN 5990-01-128-7599
NSN 5930-00-391-9778
NSN 6610-01-244-7192
NSN 5915-00-023-8513
NSN 5930-01-394-2892