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 6650-01-421-0838
NSN 5835-00-408-5499
NSN 6620-00-308-2531
NSN 6135-00-519-1325
NSN 5990-01-338-2103
NSN 5835-00-744-1277
NSN 5996-01-269-5738
NSN 6135-01-142-2417
NSN 5996-01-319-1845
NSN 7035-00-849-5526
NSN 5930-01-518-8731
NSN 2925-01-527-8745