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 5990-01-272-4091
NSN 6150-00-964-7303
NSN 5998-01-380-2292
NSN 7035-01-227-7492
NSN 5999-01-388-5927
NSN 5915-01-336-4413
NSN 6685-01-322-8516
NSN 5935-00-755-3803
NSN 7035-00-756-4374
NSN 5950-01-234-5166
NSN 6685-01-477-9516
NSN 5915-01-462-0432