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 5935-01-508-9860
NSN 5920-01-209-9847
NSN 6110-00-636-1234
NSN 5935-01-482-3575
NSN 5998-01-552-8263
NSN 5935-01-422-0363
NSN 5930-01-607-0885
NSN 6220-01-562-3355
NSN 6110-01-474-6546
NSN 5855-01-066-2882
NSN 7035-00-096-9986
NSN 6610-00-260-1181