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 6150-01-565-7616
NSN 6620-01-262-9489
NSN 6220-00-882-8003
NSN 5999-00-153-4175
NSN 5835-01-320-8306
NSN 6650-00-231-7843
NSN 6135-00-488-4478
NSN 5998-01-548-9767
NSN 5990-00-740-0249
NSN 6645-01-206-4888
NSN 5930-00-814-9336
NSN 5999-00-921-8346