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National Stock Number:
1240-00-904-4571
Federal Supply Class:
1240
National Item Identification Number:
009044571
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:
| 10513207 | 19200 | US ARMY ARDEC RDECOM | | 10513207 | 27777 | L3 TECHNOLOGIES, INC. | | 10513207 | 32865 | DRS NETWORK & IMAGING SYSTEMS LLC |
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Techincal Specification:
| BEVEL ANGLE IN DEG | 30.000 NOMINAL | | BEVEL DEPTH | 3.090 MILLIMETERS NOMINAL | | FSC APPLICATION DATA | PERISCOPE | | LENGTH | 9.560 MILLIMETERS NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-174, CLASS 1, GRADE B MIL SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED | | MATERIAL | GLASS OPTICAL LOCATION NOT OTHERWISE SPECIFIED | | POLISHED PERIPHERY | NOT PROVIDED | | POLISHED SURFACE | BOTH | | REFLECTION REDUCING SURFACE | BOTH | | THICKNESS | 161.000 MILLIMETERS NOMINAL | | WIDTH | 102.300 MILLIMETERS NOMINAL |
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