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 6610-01-255-4544
NSN 5920-00-174-1657
NSN 5990-01-242-9653
NSN 2925-01-570-3690
NSN 5998-01-155-1390
NSN 6650-00-361-8222
NSN 6240-01-110-6235
NSN 6610-01-318-1840
NSN 5990-01-316-0989
NSN 6105-00-188-2170
NSN 6650-01-550-2653
NSN 5975-01-163-6562