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 6320-01-176-8367
NSN 6130-01-383-0071
NSN 6240-01-607-0870
NSN 6240-00-968-0519
NSN 6685-00-663-9000
NSN 6130-00-466-2019
NSN 5998-00-438-9797
NSN 2925-00-890-9837
NSN 5930-01-625-3783
NSN 5996-00-202-6576
NSN 5930-00-531-6219
NSN 4140-01-305-2112