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National Stock Number:
1240-00-626-1890
Federal Supply Class:
1240
National Item Identification Number:
006261890
Description:
SCALE,DIOPTER
Detail:
A GRADUATED SCALE, USUALLY CYLINDRICAL IN SHAPE, ATTACHED TO, OR FORMING A PART OF, THE FOCUSING NUT OR KNOB OF THE EYEPIECE OF AN OPTICAL INSTRUMENT. IT IS READ IN CONJUNCTION WITH A LINE OR DART INDICATOR TO MEASURE THE CHANGE IN REFRACTING POWER OF THE EYEPIECE, IN DIOPTERS, AND INTRODUCES CORRECTION TO COMPENSATE FOR THE EYESIGHT VARIATION OF THE OBSERVER. IT MAY HAVE A KNURLED PERIPHERY AND/OR TEETH ON THE INSIDE DIAMETER.
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Manufacturer Information:
| 1240006261890 | A00AM | E.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE | | 1240006261890 | SCY13 | E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE | | A12912 | 05584 | AUTODYNE MANUFACTURING CO INC | | 8289266 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| FSC APPLICATION DATA | SIGHTING EQUIPMENT INTEGRATED WI TH FIRE CONTROL EQUIPMENT | | INSCRIPTION COLOR | BLACK | | INSIDE DIAMETER | 2.187 INCHES NOMINAL | | OVERALL HEIGHT | 2.312 INCHES NOMINAL | | OVERALL OUTSIDE DIAMETER | 2.312 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | WW-T-700/3, T3 FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | ALUMINUM ALLOY 2024 | | MOUNTING CONFIGURATION | 3 SETSCREWS | | SCALE DIVISION QUANTITY | 9 | | SCALE UNIT OF MEASURE INSCRIPTION | 3,2,MINUS SIGN/IN SYMBOL FORM,0,PLUS SIGN/IN/ SYMBOL FORM/,1,2,3 | | SURFACE TREATMENT | ENAMEL LUSTERLESS |
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