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 6150-00-827-4861
NSN 6620-01-640-6761
NSN 6620-01-606-8964
NSN 5855-01-359-8592
NSN 5999-00-455-2456
NSN 5835-01-171-9126
NSN 4140-01-487-8562
NSN 5925-00-248-2959
NSN 5930-01-163-0442
NSN 5925-01-279-0011
NSN 6130-01-519-8026
NSN 5935-00-181-4464