High-density (lead glass or other) radiation shielding windows, having all of the following characteristics, and specially designed frames therefor: a. A ‘cold area’ greater than 0,09 m 2 ; b. A density greater than 3 g/cm 3 ; and c. A thickness of 100 mm or greater. Technical Note: In 1A227 the term ‘cold area’ means the viewing area of the window exposed to the lowest level of radiation in the design application.

Last Updated: April 12, 2026

High-density (lead glass or other) radiation shielding windows, having all of the following characteristics, and specially designed frames therefor: a. A ‘cold area’ greater than 0,09 m 2 ; b. A density greater than 3 g/cm 3 ; and c. A thickness of 100 mm or greater. Technical Note: In 1A227 the term ‘cold area’ means the viewing area of the window exposed to the lowest level of radiation in the design application.

Code

1A227

EU Code

1.A.1.

Subcategory

1A - Systems, Equipment and Components

Prohibited Supply To

Authority

Document

EU Regulation No 267/2012

Date of Delisting

2026-04-12

Note

High-density (lead glass or other) radiation shielding windows, having all of the following characteristics, and specially designed frames therefor: a. A ‘cold area’ greater than 0,09 m 2 ; b. A density greater than 3 g/cm 3 ; and c. A thickness of 100 mm or greater. Technical Note: In Item 1.A.1.a. the term ‘cold area’ means the viewing area of the window exposed to the lowest level of radiation in the design application.

Program information

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