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 6145-00-960-9233
NSN 6110-01-338-0599
NSN 5960-00-355-7307
NSN 6685-01-281-7267
NSN 4140-01-197-4273
NSN 6685-01-051-3054
NSN 5985-01-094-0099
NSN 6130-01-145-3907
NSN 6240-00-070-1221
NSN 5915-01-429-3738
NSN 5915-00-185-5355
NSN 6110-01-195-5342