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 4140-00-949-7814
NSN 5855-00-832-9341
NSN 6320-01-183-8196
NSN 6645-01-121-0530
NSN 6620-01-441-7896
NSN 6105-00-053-4162
NSN 6130-00-487-7699
NSN 5930-01-327-3007
NSN 6135-01-148-8531
NSN 5915-01-536-7450
NSN 5990-01-030-1034
NSN 6240-01-271-6230