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 6650-00-375-6632
NSN 5895-01-145-4419
NSN 4140-00-122-6422
NSN 5910-01-321-4017
NSN 5998-01-367-6718
NSN 6240-00-853-3576
NSN 5855-01-382-5169
NSN 5985-00-434-1443
NSN 6650-01-290-4001
NSN 5835-01-190-0482
NSN 4140-00-893-2754
NSN 5910-00-152-0506