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 6650-00-047-9473
NSN 5910-01-435-4847
NSN 6220-00-312-2007
NSN 5925-01-482-7507
NSN 5999-00-042-5355
NSN 5960-00-153-7115
NSN 6220-00-719-7714
NSN 6135-01-447-3086
NSN 5945-00-467-9319
NSN 5915-01-231-9174
NSN 6240-01-388-2413
NSN 6320-00-701-0437