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 6135-01-400-2947
NSN 6620-01-533-1059
NSN 6220-01-562-7920
NSN 5935-01-318-8095
NSN 5895-01-248-8233
NSN 5950-00-203-5809
NSN 5905-01-408-7477
NSN 5855-01-398-0090
NSN 5835-00-523-0736
NSN 5950-00-247-0985
NSN 5905-01-461-7896
NSN 5920-00-896-7348