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 5905-01-605-7465
NSN 5855-01-020-7982
NSN 6320-01-015-9856
NSN 5910-01-434-6047
NSN 5835-00-572-7445
NSN 5905-00-187-1617
NSN 6220-01-590-6337
NSN 6145-01-362-3374
NSN 4140-01-394-8081
NSN 6610-00-883-2804
NSN 5935-01-355-2502
NSN 5930-00-053-4851