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 6150-01-297-0529
NSN 5996-01-614-6669
NSN 5910-00-933-1784
NSN 6130-00-403-3585
NSN 5905-00-990-5048
NSN 6240-01-501-1267
NSN 5895-01-278-9379
NSN 6240-01-605-8096
NSN 5985-01-634-0635
NSN 5895-01-093-8333
NSN 5895-00-156-4939
NSN 5950-00-460-4399