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 5920-01-442-4937
NSN 5905-00-630-2085
NSN 5920-00-988-5057
NSN 6135-01-626-6325
NSN 5990-01-512-9129
NSN 5999-01-522-0190
NSN 6320-01-162-5977
NSN 6220-00-009-9876
NSN 6610-01-595-7449
NSN 5990-01-617-5156
NSN 4140-01-391-6462
NSN 5996-01-462-0833