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 5975-01-154-0074
NSN 6320-01-170-0708
NSN 5915-01-170-4308
NSN 6240-00-471-5399
NSN 6110-00-405-4903
NSN 6110-00-660-8998
NSN 6645-01-452-9495
NSN 5920-01-387-7779
NSN 5920-00-066-2699
NSN 5996-01-024-9976
NSN 5996-01-352-2487
NSN 5950-01-395-3709