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 6650-01-359-8537
NSN 5895-01-391-5682
NSN 5990-01-544-4360
NSN 6150-00-756-6118
NSN 7035-01-150-6303
NSN 5910-01-055-8968
NSN 5925-00-958-4332
NSN 6620-01-212-8089
NSN 5855-01-128-1762
NSN 5930-01-400-2004
NSN 6320-01-029-4220
NSN 6135-00-983-9187