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 5930-01-239-8834
NSN 4140-01-476-7526
NSN 5975-01-229-2854
NSN 5999-01-145-9944
NSN 6130-01-436-1099
NSN 6110-01-633-9660
NSN 6610-01-600-9464
NSN 5998-00-039-5092
NSN 5930-01-422-1420
NSN 5965-01-422-9770
NSN 5996-01-450-1743
NSN 6105-01-502-8831