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 5975-00-775-5267
NSN 5985-01-358-9010
NSN 4140-00-361-4691
NSN 5920-01-627-6344
NSN 6135-00-782-6988
NSN 5950-01-186-9403
NSN 6320-01-220-2264
NSN 5990-00-045-7929
NSN 5925-01-482-0533
NSN 6135-00-985-7887
NSN 5985-01-307-9897
NSN 6150-01-546-6200