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 6620-01-191-5934
NSN 5996-01-583-2078
NSN 5990-01-157-0441
NSN 6685-01-306-2516
NSN 2925-01-633-4048
NSN 5930-00-421-3628
NSN 4140-01-633-9966
NSN 5925-00-666-4753
NSN 6620-00-908-7497
NSN 6320-01-592-6248
NSN 6240-01-657-2378
NSN 6130-01-291-8695