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 5930-00-135-8901
NSN 6320-00-646-3311
NSN 5999-01-602-8652
NSN 5895-01-487-6720
NSN 5925-00-109-2232
NSN 4140-00-960-8222
NSN 5855-01-129-4080
NSN 6130-00-229-7352
NSN 4140-00-679-9512
NSN 5920-01-361-8835
NSN 5920-01-333-6235
NSN 7035-00-703-3535