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 5920-01-634-0250
NSN 5990-00-754-2842
NSN 6620-01-077-8033
NSN 5950-00-279-4030
NSN 5975-01-167-5192
NSN 5835-00-491-3834
NSN 6145-01-169-8314
NSN 2925-01-394-1812
NSN 2925-01-344-6073
NSN 4140-01-654-6292
NSN 5935-01-011-6010
NSN 5975-01-383-7008