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 5905-01-478-6279
NSN 6620-00-865-7932
NSN 5960-01-035-3901
NSN 5930-01-503-0338
NSN 6130-00-955-9148
NSN 6610-01-534-6377
NSN 7035-01-494-1161
NSN 6685-01-456-6664
NSN 2925-00-642-8854
NSN 5905-00-263-3002
NSN 6645-01-420-6804
NSN 5945-00-960-6821