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National Stock Number:
6650-01-172-9476
Federal Supply Class:
6650
National Item Identification Number:
011729476
Description:
WINDOW,OPTICAL INSTRUMENT
Detail:
A COLOR FREE ITEM OF TRANSPARENT OR TRANSLUCENT MATERIAL, USUALLY OPTICAL GLASS, HAVING SPECIFIC LIGHT DISPERSIVE AND REFRACTIVE PROPERTIES. THIS ITEM MUST HAVE TWO PLANE-PARALLEL SURFACES AND IS DESIGNED FOR USE IN AN OPTICAL INSTRUMENT TO PROVIDE A BARRIER TO FOREIGN MATTER AND/OR PERMIT LIGHT TRANSMISSION IN OR TO THE OPTICAL SYSTEM.
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Manufacturer Information:
| 1264-1653 | 72314 | BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. |
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Techincal Specification:
| DIAMETER | 2.870 INCHES NOMINAL | | POLISHED PERIPHERY | NOT PROVIDED | | POLISHED SURFACE | BOTH | | SURFACE FINISH | POLISHED | | THICKNESS | 0.125 INCHES NOMINAL |
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