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 5965-00-104-3121
NSN 6610-01-487-6843
NSN 6110-01-567-7214
NSN 5920-01-423-8595
NSN 6150-01-527-7918
NSN 5935-00-526-8527
NSN 5935-01-612-3092
NSN 7035-01-003-9142
NSN 5950-00-833-3526
NSN 6150-01-053-5114
NSN 6620-01-656-6107
NSN 5910-01-541-2987