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.
NSN 5975-01-261-2995
NSN 6220-01-466-3035
NSN 5835-01-023-8733
NSN 6620-00-115-2501
NSN 6610-00-424-8740
NSN 5915-00-081-0536
NSN 6620-01-392-7191
NSN 5999-01-421-5545
NSN 6130-00-981-5575
NSN 6130-01-484-4695
NSN 6620-01-187-7267
NSN 7035-00-557-5570