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.
Classification: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons
NSN 6620-01-550-8573
NSN 5950-01-097-7849
NSN 6240-01-509-9606
NSN 5960-01-050-0264
NSN 5985-01-435-9045
NSN 5925-00-379-0920
NSN 5925-01-599-7341
NSN 5996-01-145-8953
NSN 6610-01-601-1833
NSN 6240-01-373-2427
NSN 5935-01-423-0568
NSN 4140-01-074-2219