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 6240-01-378-2135
NSN 5905-01-519-6287
NSN 4140-00-419-0631
NSN 5999-01-037-1057
NSN 6130-00-683-1011
NSN 6320-00-242-3300
NSN 5925-00-867-9928
NSN 5920-01-543-4441
NSN 5945-00-596-2665
NSN 6685-01-214-0250
NSN 7035-01-351-4111
NSN 7035-01-019-5729