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 6620-01-228-1571
NSN 5905-00-459-6943
NSN 5990-01-091-3567
NSN 5855-01-103-8650
NSN 5930-01-250-3117
NSN 5950-01-619-6471
NSN 6110-01-302-5426
NSN 6105-00-968-3189
NSN 6320-01-631-7828
NSN 5998-01-614-7262
NSN 6650-00-140-8776
NSN 6645-01-620-4837