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 5905-01-534-2281
NSN 5960-00-169-2610
NSN 5975-00-476-6234
NSN 6240-01-436-4649
NSN 5998-01-488-6636
NSN 2925-01-239-6044
NSN 6620-01-085-8688
NSN 5945-01-123-9665
NSN 4140-01-550-8030
NSN 5915-00-411-3650
NSN 5950-00-324-1315
NSN 5920-00-451-3121