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 4140-01-331-4802
NSN 5935-00-690-0267
NSN 5996-01-208-7862
NSN 7035-01-421-7159
NSN 5996-01-558-9798
NSN 6135-00-488-4478
NSN 5960-01-444-2205
NSN 6135-01-278-9717
NSN 5990-00-642-9930
NSN 5930-01-289-4254
NSN 6610-01-023-1812
NSN 2925-00-660-8131