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 6320-01-252-2307
NSN 7035-00-335-7283
NSN 5998-00-369-1101
NSN 6650-00-914-6897
NSN 5925-00-102-1351
NSN 5855-00-987-1171
NSN 6135-01-196-7399
NSN 5835-01-004-6693
NSN 6220-00-701-5959
NSN 2925-00-486-8640
NSN 6240-00-498-2034
NSN 6610-01-057-7474