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 5975-01-451-8243
NSN 6110-01-281-8355
NSN 5945-01-416-7583
NSN 5915-01-326-8490
NSN 6220-00-186-8565
NSN 5905-01-556-0099
NSN 5895-00-087-3191
NSN 6240-01-653-9921
NSN 5998-01-470-7707
NSN 6650-01-211-9642
NSN 5835-00-984-1233
NSN 5915-00-473-2112