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 5915-01-364-1661
NSN 5835-00-033-0294
NSN 5990-01-527-7640
NSN 5905-01-268-3877
NSN 7035-01-107-2811
NSN 5915-01-135-8164
NSN 6135-01-546-4588
NSN 6130-00-320-3363
NSN 6130-00-170-4844
NSN 4140-01-364-6064
NSN 6130-01-558-9980
NSN 4140-01-512-6049