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 5935-01-461-8039
NSN 6150-01-281-7279
NSN 5965-00-716-7078
NSN 6610-00-461-3186
NSN 6110-00-288-4179
NSN 5905-00-167-4988
NSN 4140-00-953-2004
NSN 6610-01-511-5260
NSN 5950-01-327-5473
NSN 5925-01-445-4658
NSN 5915-01-354-1092
NSN 5915-01-462-0432