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 6150-01-041-4884
NSN 6240-00-102-4003
NSN 5925-00-597-1558
NSN 2925-01-303-5266
NSN 6240-00-518-3541
NSN 5960-01-516-7264
NSN 5835-01-528-7454
NSN 5935-00-681-6859
NSN 5835-01-262-5001
NSN 6320-01-157-9076
NSN 5960-01-461-1384
NSN 5990-01-411-5930