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 6150-00-139-1566
NSN 6105-01-246-0302
NSN 5910-00-902-5582
NSN 6145-01-646-3784
NSN 5965-00-226-0209
NSN 5910-01-320-2758
NSN 5999-00-206-7317
NSN 6130-01-586-6805
NSN 2925-01-316-0725
NSN 5835-01-163-4215
NSN 6685-01-280-3522
NSN 5998-00-891-7776