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National Stock Number:
1240-01-031-6106
Federal Supply Class:
1240
National Item Identification Number:
010316106
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:
| 11746443 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| MATERIAL | GLASS OPTICAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-174, GRADE C, TYPE 523-586 MIL SPEC SINGLE MATERIAL RESPONSE OR | | MIL-G-174, GRADE C, TYPE 541-599 MIL SPEC SINGLE MATERIAL RESPONSE | | POLISHED PERIPHERY | PROVIDED | | DIAMETER | 1.244 INCHES MINIMUM AND | | 1.247 INCHES MAXIMUM | | THICKNESS | 0.090 INCHES MINIMUM AND | | 0.100 INCHES MAXIMUM | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 19200 | | DESIGN CONTROL REFERENCE | 11746443 |
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