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 4140-00-998-6037
NSN 5855-01-364-1005
NSN 5915-01-459-8059
NSN 6220-01-431-7915
NSN 6320-01-098-2503
NSN 5960-01-025-9388
NSN 6610-01-274-6223
NSN 6645-01-330-6028
NSN 2925-00-679-8131
NSN 6110-01-191-8781
NSN 6220-01-351-8217
NSN 6240-01-253-0687