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 6620-01-645-1777
NSN 5915-01-252-8683
NSN 5975-00-177-2957
NSN 5945-01-105-6669
NSN 6105-01-532-8222
NSN 5945-01-148-8832
NSN 6150-01-628-0283
NSN 5910-01-122-1208
NSN 5930-00-528-1918
NSN 5998-01-543-6113
NSN 5950-00-165-2667
NSN 6150-00-377-8616