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 6240-01-235-2604
NSN 6220-00-960-7591
NSN 6135-01-176-2206
NSN 5996-00-600-6384
NSN 5950-01-517-4356
NSN 2925-01-254-3068
NSN 5920-01-090-3285
NSN 6620-00-483-1961
NSN 5935-01-541-7680
NSN 6320-00-242-3300
NSN 5996-00-964-2776
NSN 6130-00-754-8289