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 5920-00-230-9128
NSN 4140-01-592-2734
NSN 5920-00-253-4227
NSN 5920-01-449-1321
NSN 5999-01-278-9031
NSN 6685-01-124-2347
NSN 6240-01-258-5829
NSN 6320-01-618-7800
NSN 6620-01-423-0833
NSN 6620-00-572-8787
NSN 6110-00-796-4534
NSN 5975-01-459-8991