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 5950-01-209-6207
NSN 5975-00-493-3614
NSN 5915-01-057-6798
NSN 5835-00-733-9145
NSN 5855-00-308-0474
NSN 5835-01-592-2350
NSN 4140-00-009-3586
NSN 6220-01-157-2930
NSN 5935-00-195-4568
NSN 2925-00-261-5800
NSN 6240-00-854-1962
NSN 6145-00-112-0459