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 5998-00-433-1644
NSN 5915-01-118-7575
NSN 5925-01-264-1814
NSN 6130-01-014-9306
NSN 5920-00-285-0903
NSN 5998-01-348-8905
NSN 7035-01-260-9543
NSN 2925-00-017-0526
NSN 6685-01-202-8900
NSN 5915-01-357-7585
NSN 6650-00-351-9362
NSN 6645-01-633-1852