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 6135-01-127-0173
NSN 5920-00-735-0783
NSN 5905-01-415-0869
NSN 5998-00-403-7227
NSN 5930-00-526-0543
NSN 5999-01-342-1379
NSN 6650-01-129-6087
NSN 4140-01-005-0154
NSN 2925-01-101-0463
NSN 5915-01-646-1060
NSN 6320-01-366-5157
NSN 2925-00-174-3559