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 4140-01-075-3490
NSN 6135-01-046-6803
NSN 6150-01-424-9374
NSN 5975-00-252-6416
NSN 5990-01-380-7815
NSN 5996-01-473-2183
NSN 5950-01-338-3585
NSN 6110-00-104-8009
NSN 6220-00-671-0384
NSN 5910-01-581-2470
NSN 6135-00-255-1340
NSN 6645-00-724-7668