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National Stock Number:
6650-01-392-7025
Federal Supply Class:
6650
National Item Identification Number:
013927025
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:
| 3002638-1 | 96214 | RAYTHEON COMPANY |
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Techincal Specification:
| POLISHED SURFACE | BOTH | | PROPRIETARY CHARACTERISTICS | PACS | | SPECIAL FEATURES | INFRARED TRANSMITTING;SURFACE QUALITY 80/50 | | THICKNESS | 0.200 INCHES NOMINAL | | DIAMETER | 3.693 INCHES NOMINAL | | LENGTH | 3.122 INCHES NOMINAL | | III MATERIAL | SELENIUM AND ZINC |
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