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 5998-00-288-5533
NSN 4140-00-704-7615
NSN 6110-00-518-2378
NSN 6645-00-970-1444
NSN 5960-00-382-6012
NSN 4140-01-583-0198
NSN 6650-01-059-3396
NSN 5835-01-259-0859
NSN 5895-01-170-5532
NSN 6105-01-456-1243
NSN 2925-01-218-5556
NSN 6320-01-607-1491