ECCN 1A227
NPATHigh-density (lead glass or other) radiation shielding windows, having all of the following characteristics , and specially designed frames therefor.
What This ECCN Covers
ECCN 1A227 controls high-density (lead glass or other) radiation shielding windows having all of the characteristics in the entry. These viewing windows are used in hot cells and other radiation environments, so they are controlled for Nuclear Nonproliferation and Anti-Terrorism reasons.
Who needs to check this?
Suppliers of leaded-glass and high-density shielding windows for nuclear, research, and medical radiation facilities.
Compliance tip
Control turns on density, dimensions, and the optical characteristics in the entry — ordinary leaded glass may fall outside. With NP among the reasons, apply Part 744 nuclear end-use diligence and verify the Country Chart.
Items Covered
- b.A density greater than 3 g/cm3; and
- c.A thickness of 100 mm or greater.
Control Reasons
Items controlled for nuclear nonproliferation reasons.
Items controlled for anti-terrorism reasons. Most items on the CCL have AT controls.
Disclaimer
This information is for reference only. For official classifications, consult BIS or a qualified export control professional.