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 5910-00-813-2067
NSN 6110-01-544-0536
NSN 5925-01-386-3178
NSN 5975-00-168-0392
NSN 5960-01-601-5565
NSN 5835-01-442-6482
NSN 5996-01-400-0917
NSN 6130-01-383-3127
NSN 5996-00-776-6877
NSN 7035-01-180-8256
NSN 5920-01-203-2033
NSN 5996-01-268-1625