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 5915-00-925-0835
NSN 6105-01-051-5901
NSN 4140-00-226-9807
NSN 4140-01-092-1098
NSN 6110-01-411-5687
NSN 6685-01-641-2595
NSN 6130-01-484-9310
NSN 5935-01-233-0450
NSN 6145-00-596-8447
NSN 6150-01-342-2913
NSN 5999-01-126-3625
NSN 5930-00-962-1403