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 5990-00-140-1159
NSN 5975-00-084-8704
NSN 5855-01-422-4720
NSN 5960-01-074-6110
NSN 5985-00-806-1961
NSN 5910-00-482-0492
NSN 6685-00-216-6676
NSN 5996-01-116-4670
NSN 6610-00-614-1703
NSN 6110-01-060-3545
NSN 5996-00-405-3302
NSN 4140-01-456-0486