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 6610-01-633-8931
NSN 5999-01-618-1453
NSN 5835-00-198-4936
NSN 4140-00-103-6943
NSN 5925-01-656-4950
NSN 5990-01-459-5482
NSN 5990-01-144-4674
NSN 6620-00-234-8918
NSN 5920-00-585-0104
NSN 6130-01-547-6652
NSN 5945-00-080-6387
NSN 6320-01-512-2031