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 5998-01-321-2690
NSN 6240-01-643-1262
NSN 6240-00-224-1880
NSN 5960-01-365-2320
NSN 6685-01-443-4853
NSN 5855-01-218-3735
NSN 5935-01-143-5338
NSN 5990-01-446-5546
NSN 5835-01-485-0210
NSN 5835-01-416-6449
NSN 6645-00-064-1180
NSN 6130-00-322-0483