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 5965-01-649-2978
NSN 5960-01-367-0981
NSN 5960-00-140-9583
NSN 5950-01-279-9653
NSN 6645-01-134-2976
NSN 5910-01-234-6362
NSN 6320-00-504-1214
NSN 4140-01-181-8144
NSN 5998-01-467-7214
NSN 5990-00-932-3070
NSN 6645-01-437-9017
NSN 6620-01-068-4498