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 5920-01-558-5261
NSN 4140-01-451-0155
NSN 5930-00-100-0163
NSN 5960-00-678-5939
NSN 5895-01-245-8517
NSN 6135-00-962-4111
NSN 6105-01-313-5481
NSN 5905-01-604-3892
NSN 5960-00-686-0559
NSN 5895-01-014-0127
NSN 5965-01-057-7719
NSN 5998-01-038-5193