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 6150-01-400-4211
NSN 5915-01-646-2611
NSN 6105-01-250-3591
NSN 5935-01-438-9875
NSN 5925-01-261-1677
NSN 5915-01-358-8955
NSN 6110-01-081-6691
NSN 6320-00-284-1524
NSN 5930-01-181-0232
NSN 6320-01-476-7702
NSN 6220-00-244-2040
NSN 6240-01-061-7359