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 5855-00-930-9478
NSN 5999-01-415-9934
NSN 5999-00-611-7778
NSN 6620-00-473-3692
NSN 6135-00-613-1068
NSN 5950-01-311-5291
NSN 7035-00-142-9076
NSN 6145-01-452-1966
NSN 5990-00-230-8981
NSN 6130-01-233-1616
NSN 6650-00-348-0269
NSN 5985-00-554-9730