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 4140-01-422-4223
NSN 6610-01-136-7836
NSN 5996-00-095-9769
NSN 5855-01-641-8826
NSN 6220-01-400-4203
NSN 6240-00-603-6662
NSN 5930-00-562-2578
NSN 5998-01-052-8480
NSN 5999-00-448-0882
NSN 5950-01-557-7304
NSN 6150-00-576-3964
NSN 5835-01-610-5744