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 5930-00-809-3578
NSN 5835-01-497-5029
NSN 6110-01-476-2028
NSN 6320-00-894-1644
NSN 6240-01-125-2060
NSN 6650-00-382-6080
NSN 5950-01-241-3663
NSN 6150-00-005-1231
NSN 5950-01-361-0465
NSN 5910-01-422-2324
NSN 6620-01-303-2563
NSN 6650-00-236-0724