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 5998-01-293-3931
NSN 6620-01-297-5576
NSN 5930-00-152-9386
NSN 5930-01-513-8519
NSN 5945-01-012-4049
NSN 5935-01-271-0862
NSN 5910-01-345-0581
NSN 4140-00-916-2771
NSN 6130-01-576-3463
NSN 5960-01-573-6483
NSN 6145-00-286-9588
NSN 5985-01-625-1930