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National Stock Number:
1240-00-557-5640
Federal Supply Class:
1240
National Item Identification Number:
005575640
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:
| 105610PC1 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
| POLISHED PERIPHERY | NOT PROVIDED | | LENGTH | 77.000 MILLIMETERS NOMINAL | | WIDTH | 31.000 MILLIMETERS NOMINAL | | SPECIAL FEATURES | W/ROUNDED CORNERS 5.00 MM RADIUS | | REFRACTION INDEX | 1.5230 NOMINAL | | THICKNESS | 3.000 MILLIMETERS NOMINAL | | POLISHED SURFACE | BOTH | | FSC APPLICATION DATA | FIRE CONTROL RANGE FINDER MK 33 |
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