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 4140-00-224-2133
NSN 5920-00-816-7535
NSN 7035-00-973-3331
NSN 5965-01-605-1753
NSN 6150-01-464-4008
NSN 5835-00-825-2512
NSN 5950-01-326-2086
NSN 5935-00-170-7173
NSN 7035-00-349-8571
NSN 5965-01-602-6760
NSN 5930-01-192-9091
NSN 6135-01-633-8502