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National Stock Number: 1240-00-171-4215
Federal Supply Class: 1240
National Item Identification Number: 001714215
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:
164102PC1 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
MATERIAL | GLASS | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-16592, GRADE A MIL SPEC SINGLE MATERIAL RESPONSE | REFRACTION INDEX | 1.5230 NOMINAL | DISPERSION | 58.000 ANGSTROMS NOMINAL | POLISHED SURFACE | BOTH | SURFACE FINISH | POLISHED | POLISHED PERIPHERY | NOT PROVIDED | WIDTH | 87.750 MILLIMETERS MINIMUM AND | | 88.000 MILLIMETERS MAXIMUM | LENGTH | 155.750 MILLIMETERS MINIMUM AND | | 156.000 MILLIMETERS MAXIMUM | THICKNESS | 11.180 MILLIMETERS MINIMUM AND | | 11.680 MILLIMETERS MAXIMUM | FSC APPLICATION DATA | TELESCOPE MK 50 |
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