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 6135-00-405-1989
NSN 6150-01-047-5738
NSN 5935-00-908-6899
NSN 5935-01-109-1982
NSN 5945-00-190-2116
NSN 5930-00-568-9823
NSN 5945-01-581-3917
NSN 5895-00-494-0168
NSN 5920-01-393-1415
NSN 5945-01-238-5542
NSN 5835-01-394-3812
NSN 5935-01-344-0130