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National Stock Number:
6650-00-765-3239
Federal Supply Class:
6650
National Item Identification Number:
007653239
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:
| 7653239 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| AMMUNITION IDENTIFICATION INSCRIPTION | 75-HE,AT,T39 | | ANGLE IN DEG | 45.0 | | AXIAL THICKNESS | 0.100 INCHES MINIMUM AND 0.120 INCHES MAXIMUM | | BEVEL DEPTH AND LOCATION | 0.0200 INCHES MINIMUM BOTH SURFACES AND 0.0300 INCHES MAXIMUM BOTH SURFACES | | DIAMETER | 1.0730 INCHES MINIMUM AND 1.0760 INCHES MAXIMUM | | DISPERSION | 58.6 ANGSTROMS NOMINAL AND 46.0 ANGSTROMS NOMINAL | | FSC APPLICATION DATA | TELESCOPE,STRAIGHT | | GRADUATIONS/MARKINGS | STADIA-SCALE | | MATERIAL | GLASS OPTICAL | | REFRACTION INDEX | 1.5230 NOMINAL AND 1.5838 NOMINAL | | RIM FINISH | GROUND | | SCALE CALIBRATION | 200 TO 2000 METERS | | STYLE DESIGNATOR | VERTICALLY GRADUATED | | SUPPLEMENTARY FEATURES | MATERIAL OPTICAL GLASS PER MIL-G-174, GRADE C, TYPE 525-586 AND TYPE 584-460 |
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