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 4140-01-210-0107
NSN 5985-01-339-9199
NSN 5935-01-135-0687
NSN 5996-01-047-0087
NSN 5985-01-264-0130
NSN 5950-01-219-9353
NSN 5835-01-152-9483
NSN 6240-01-584-1829
NSN 5855-00-832-9341
NSN 5835-00-195-7508
NSN 5895-01-339-7734
NSN 5960-01-349-2773