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 6645-00-183-8812
NSN 6650-01-236-5916
NSN 5990-00-543-2755
NSN 7035-01-247-6256
NSN 5905-00-226-0382
NSN 6145-01-472-2228
NSN 5935-01-634-0668
NSN 5835-01-632-6627
NSN 5905-01-599-9827
NSN 5925-01-320-6905
NSN 5950-00-248-5674
NSN 5835-01-170-5537