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 5965-00-739-2063
NSN 5915-01-564-7706
NSN 6220-01-417-3330
NSN 6220-01-508-3408
NSN 6320-01-288-4783
NSN 6130-01-274-5852
NSN 5915-01-290-4107
NSN 5950-01-093-9751
NSN 7035-01-625-8277
NSN 6645-01-270-1497
NSN 5835-01-566-5462
NSN 6610-00-553-5103