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 5935-01-142-8647
NSN 5930-01-145-4376
NSN 5855-00-149-0766
NSN 6110-01-486-9016
NSN 5985-01-472-3134
NSN 6685-01-308-6928
NSN 5915-01-571-7341
NSN 5930-01-411-4980
NSN 5835-00-665-3395
NSN 5998-00-252-5761
NSN 6240-00-105-6341
NSN 5905-01-441-2302