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 6620-01-216-4901
NSN 5990-01-332-6722
NSN 4140-01-071-6191
NSN 5945-00-396-1414
NSN 5905-01-409-1942
NSN 5960-01-438-0245
NSN 5835-01-054-6418
NSN 5975-01-063-8017
NSN 5905-00-230-4953
NSN 6685-01-634-0611
NSN 5985-01-185-5831
NSN 6130-01-104-7039