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 5855-01-067-8841
NSN 5975-00-789-6209
NSN 5990-01-579-2711
NSN 5895-01-660-7482
NSN 6145-01-600-1688
NSN 5930-01-063-7497
NSN 5925-01-564-0310
NSN 6650-00-847-3492
NSN 6620-00-280-2874
NSN 2925-01-564-8043
NSN 5999-01-084-6859
NSN 5930-01-417-6602