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 6240-01-141-2219
NSN 6645-00-140-5173
NSN 2925-00-051-1467
NSN 5985-01-641-8460
NSN 6685-01-448-7164
NSN 4140-01-131-6608
NSN 5960-00-178-0968
NSN 6650-00-331-2232
NSN 5915-01-133-9853
NSN 6610-01-453-1610
NSN 5835-00-092-1136
NSN 5965-00-677-1461