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 6220-01-223-7281
NSN 6110-00-549-6662
NSN 6150-01-171-0030
NSN 6145-01-371-6250
NSN 2925-01-418-8106
NSN 5930-01-056-9598
NSN 6110-01-013-9313
NSN 6320-01-072-2073
NSN 5910-00-479-6665
NSN 4140-01-561-1757
NSN 5950-00-505-2249
NSN 5999-01-473-9323