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 6650-00-146-6485
NSN 2925-00-836-9543
NSN 5975-00-409-0791
NSN 5960-01-628-2760
NSN 5960-00-682-9554
NSN 6145-00-973-7847
NSN 6110-01-573-9613
NSN 6650-01-157-1667
NSN 6610-01-248-4339
NSN 5855-00-494-9581
NSN 5996-01-165-6097
NSN 5930-01-379-2396