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 6650-01-519-9165
NSN 4140-01-546-0385
NSN 6240-00-061-3362
NSN 6610-01-633-8931
NSN 5975-01-392-7758
NSN 6685-00-562-2047
NSN 6110-00-452-0448
NSN 5915-00-619-3987
NSN 6320-01-339-5351
NSN 5895-00-472-9829
NSN 2925-00-412-2046
NSN 4140-00-723-6418