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 5998-00-845-4873
NSN 4140-00-132-5191
NSN 5965-01-176-1556
NSN 6620-00-079-0311
NSN 5960-01-170-4057
NSN 5935-00-211-2532
NSN 4140-01-055-4705
NSN 5910-00-560-9277
NSN 5895-00-943-1913
NSN 5930-01-430-2189
NSN 5990-01-443-2931
NSN 5855-01-243-2355