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National Stock Number:
6650-00-503-9633
Federal Supply Class:
6650
National Item Identification Number:
005039633
Description:
RETICLE,OPTICAL INSTRUMENT
Detail:
AN ITEM, USUALLY MADE OF GLASS, HAVING FINE WIRES OR HAIRS, OR ETCHED OR PRINTED FINE LINES ON A SURFACE, AND PLACED IN THE FOCAL PLANE OF AN OPTICAL INSTRUMENT TO ESTABLISH A REFERENCE POINT TO THE AXIS FOR THE PURPOSE OF AIMING, MEASURING, RANGING, AND THE LIKE. EXCLUDES LENS, OPTICAL INSTRUMENT.
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Manufacturer Information:
| 5039633 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| AXIAL THICKNESS | 0.057 INCHES MINIMUM AND 0.062 INCHES MAXIMUM | | DISPERSION | 58.6 ANGSTROMS NOMINAL AND 46.0 ANGSTROMS NOMINAL | | FSC APPLICATION DATA | AIMING CIRCLE | | GRADUATIONS/MARKINGS | VERTICAL HAIRLINE | | LENGTH | 0.470 INCHES MINIMUM AND 0.490 INCHES MAXIMUM | | MATERIAL | GLASS OPTICAL | | REFRACTION INDEX | 1.5230 NOMINAL AND 1.5838 NOMINAL | | RIM FINISH | GROUND | | WIDTH | 0.470 INCHES NOMINAL | | SUPPLEMENTARY FEATURES | MATERIAL OPTICAL GLASS PER MIL-G-174, CLASS 1, GRADE C, TYPE 523-586 OR 584-460 |
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