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 5835-01-461-8184
NSN 6220-00-508-6729
NSN 6145-00-620-5515
NSN 6130-00-925-3926
NSN 6650-01-334-9410
NSN 5950-01-207-0929
NSN 5998-00-753-7856
NSN 6240-01-006-1261
NSN 5895-00-532-2376
NSN 5990-01-364-0813
NSN 7035-00-760-5479
NSN 6150-01-006-5730