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 6150-01-634-0575
NSN 6220-01-120-7779
NSN 6110-00-433-8014
NSN 6610-01-362-8686
NSN 6610-01-158-2988
NSN 5996-01-090-4683
NSN 5996-01-386-2045
NSN 6135-01-414-8831
NSN 6320-01-214-0350
NSN 5998-01-598-3084
NSN 6110-01-158-0968
NSN 5998-01-123-8753