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National Stock Number:
6650-00-902-9741
Federal Supply Class:
6650
National Item Identification Number:
009029741
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:
| 8599692 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| BEVEL ANGLE IN DEG | 45.000 NOMINAL | | BEVEL DEPTH | 0.020 INCHES NOMINAL | | LENGTH | 7.051 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | DD-G-451, TYPE 1, SILVERING QUALITY FED SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED | | MATERIAL | GLASS LOCATION NOT OTHERWISE SPECIFIED | | MATERIAL | SILVER BEVELED/POLISHED EDGE PLATING | | POLISHED PERIPHERY | NOT PROVIDED | | POLISHED SURFACE | BOTH | | SURFACE FINISH | POLISHED | | THICKNESS | 0.332 INCHES NOMINAL | | WIDTH | 2.645 INCHES NOMINAL |
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