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 5855-01-406-4821
NSN 5999-00-276-9299
NSN 6220-01-433-9388
NSN 6240-01-431-5442
NSN 6135-01-074-8220
NSN 7035-00-782-7046
NSN 5855-00-411-8688
NSN 6320-00-456-0836
NSN 5950-01-267-8486
NSN 5835-01-320-8306
NSN 4140-00-592-3318
NSN 6320-01-082-2970