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 6320-01-556-2011
NSN 6105-01-188-7292
NSN 6620-00-811-7614
NSN 6320-01-378-6191
NSN 5925-00-517-8512
NSN 5910-00-344-1923
NSN 4140-00-222-1151
NSN 6135-00-080-9176
NSN 2925-01-288-0971
NSN 6320-01-119-3935
NSN 5935-00-877-8668
NSN 5950-00-534-5193