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 5990-01-196-2953
NSN 6220-00-418-4223
NSN 6220-01-427-2333
NSN 4140-01-574-6740
NSN 5999-01-357-6116
NSN 5835-01-384-3206
NSN 5895-01-008-0682
NSN 6145-01-488-0158
NSN 6240-01-172-9897
NSN 5990-00-333-6210
NSN 6620-00-970-2363
NSN 6135-00-474-1397