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 5990-01-149-0691
NSN 4140-00-669-6109
NSN 6130-01-307-7312
NSN 5910-01-320-6478
NSN 6320-00-546-9249
NSN 6105-00-972-8061
NSN 5985-01-384-3802
NSN 5925-01-528-6976
NSN 6110-01-491-2158
NSN 5930-01-444-4907
NSN 6145-00-480-8543
NSN 5835-01-394-3812