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 5920-00-443-4653
NSN 6320-00-036-3688
NSN 5925-01-447-7220
NSN 6320-00-433-2773
NSN 5905-01-158-6387
NSN 5835-01-502-9228
NSN 5996-01-227-2555
NSN 6620-01-527-4423
NSN 2925-01-477-3787
NSN 6150-00-666-0860
NSN 6685-00-193-9502
NSN 6610-01-521-1488