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 5990-00-819-9949
NSN 5996-00-747-9770
NSN 5998-00-719-7610
NSN 6105-01-566-4851
NSN 5960-00-011-9315
NSN 5930-00-925-4651
NSN 5985-00-221-5566
NSN 6685-01-634-0611
NSN 5910-01-158-6870
NSN 5835-00-949-3018
NSN 2925-00-739-5090
NSN 5945-00-860-9205