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 6645-01-561-3516
NSN 6105-01-141-6912
NSN 2925-01-493-8045
NSN 5935-01-223-6409
NSN 6610-00-946-6146
NSN 6150-00-224-4887
NSN 6105-01-276-5207
NSN 5855-00-944-0949
NSN 6650-01-145-5173
NSN 6610-01-027-1641
NSN 5915-01-332-3821
NSN 5998-00-259-3059