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 6320-00-937-5625
NSN 5895-00-631-4568
NSN 5945-00-433-8081
NSN 5999-00-351-8804
NSN 5930-00-498-2588
NSN 5905-01-239-3851
NSN 5960-01-024-7918
NSN 7035-00-312-3055
NSN 6145-00-699-1637
NSN 6145-00-548-2997
NSN 5965-00-827-9680
NSN 5945-01-551-9864