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 6620-01-619-2014
NSN 5999-00-110-8130
NSN 5965-01-459-8203
NSN 6240-00-474-5809
NSN 5835-00-794-7500
NSN 5998-01-585-1672
NSN 6645-00-023-8386
NSN 4140-00-485-6139
NSN 5915-01-647-1642
NSN 6320-01-029-4220
NSN 5895-00-827-0240
NSN 5920-00-281-2488