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National Stock Number:
6650-00-764-8310
Federal Supply Class:
6650
National Item Identification Number:
007648310
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:
| 7648310 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| BEVEL ANGLE IN DEG | 45.000 NOMINAL | | BEVEL DEPTH | 0.010 INCHES NOMINAL | | LENGTH | 0.990 INCHES NOMINAL | | MATERIAL | GLASS LOCATION NOT OTHERWISE SPECIFIED | | POLISHED PERIPHERY | NOT PROVIDED | | WIDTH | 0.390 INCHES NOMINAL | | SURFACE FINISH | GROUND | | THICKNESS | 0.075 INCHES NOMINAL |
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