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National Stock Number:
1240-00-599-9215
Federal Supply Class:
1240
National Item Identification Number:
005999215
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:
| 1240005999215 | A00AM | E.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE | | 5049912 | 14001 | GRAYCO OPTICAL CORP | | 5049912 | 19200 | US ARMY ARDEC RDECOM | | 5049912 | 20723 | VALCORE MANUFACTURING LLC | | 5049912 | 54637 | OPTICAL SPECIALTIES | | 5049912 | 5P920 | UPD INC |
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Techincal Specification:
| FSC APPLICATION DATA | TELESCOPE,PANORAMIC,M12 | | LENGTH | 37.940 MILLIMETERS NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | JAN-G-174, TYPE 517-645, GRADE C 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 | | REFRACTION INDEX | 1.5170 NOMINAL | | SPECIAL FEATURES | CORNERS ROUNDED W/0.460 IN. RADIUS | | WIDTH | 23.840 MILLIMETERS NOMINAL | | THICKNESS | 3.070 MILLIMETERS NOMINAL |
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