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 5905-00-066-2427
NSN 6150-01-043-9344
NSN 5925-01-428-6510
NSN 5910-00-318-5067
NSN 6320-01-513-9166
NSN 6150-00-393-0498
NSN 6220-01-378-2556
NSN 6320-01-292-6635
NSN 7035-01-378-5074
NSN 6130-01-458-6896
NSN 5835-01-553-6772
NSN 5915-01-504-5026