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 6320-01-201-2776
NSN 6620-01-558-6558
NSN 5920-00-957-4898
NSN 5930-00-967-1921
NSN 6105-01-414-5526
NSN 6685-00-453-9357
NSN 5935-01-634-0668
NSN 5935-00-686-2728
NSN 5915-00-910-2821
NSN 5905-01-584-6748
NSN 5999-01-437-7755
NSN 5965-00-903-0845