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 6620-01-235-3752
NSN 5990-00-186-2445
NSN 6685-01-406-5348
NSN 6135-00-983-9187
NSN 4140-01-245-8135
NSN 5915-00-789-2193
NSN 5925-01-543-2640
NSN 6145-01-510-3352
NSN 6130-00-415-1509
NSN 5910-00-388-6737
NSN 6320-00-731-6134
NSN 6150-00-383-2517