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 6110-01-106-5111
NSN 5960-01-188-4558
NSN 5990-01-501-5409
NSN 6620-00-374-3539
NSN 5950-01-468-5431
NSN 5895-00-475-2806
NSN 4140-00-219-3146
NSN 5998-01-415-0965
NSN 6645-00-892-1605
NSN 6240-01-481-1796
NSN 5920-01-298-6332
NSN 6645-01-400-2119