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National Stock Number:
6650-00-990-5732
Federal Supply Class:
6650
National Item Identification Number:
009905732
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:
| 1811216-1 | 19315 | HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS FORMER BENDIX NAVIGATION AND CONTROL SYSTEMS | | 1811216-1 | 55972 | HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS |
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Techincal Specification:
| BEVEL ANGLE IN DEG | 1.350 NOMINAL | | BEVEL DEPTH | 1.270 MILLIMETERS NOMINAL | | BEVELED/POLISHED EDGE PLATING MATERIAL | PLATINUM AND SOLDER | | DIAMETER | 52.300 MILLIMETERS NOMINAL | | DISPERSION | 58.6 ANGSTROMS NOMINAL | | FSC APPLICATION DATA | INDICATOR,ALTITUDE,FLIGHT INSTRUMENTS | | MATERIAL | GLASS | | POLISHED PERIPHERY | NOT PROVIDED | | POLISHED SURFACE | BOTH | | REFLECTION REDUCING SURFACE | BOTH | | REFRACTION INDEX | 1.5230 NOMINAL | | SURFACE FINISH | POLISHED | | THICKNESS | 3.670 MILLIMETERS NOMINAL |
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