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 5855-00-149-0766
NSN 6135-00-767-0331
NSN 5910-01-361-4674
NSN 5935-00-407-0455
NSN 5925-00-186-8669
NSN 5925-01-269-2453
NSN 7035-01-336-0464
NSN 5998-00-824-4143
NSN 5990-01-416-1017
NSN 6150-00-993-1868
NSN 5990-01-527-7640
NSN 6130-01-396-6175