1240-00-610-7755 RING ASSEMBLY Index 1240-00-610-7757 SPRING

National Stock Number:
1240-00-610-7756

Federal Supply Class:
1240

National Item Identification Number:
006107756

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.


Manufacturer Information:
1240006107756A00AME.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE
857478719200US ARMY ARDEC RDECOM


Techincal Specification:
FSC APPLICATION DATATELESCOPE,M10,/T172/,INTEGRATEDWITH FIRE CONTROL EQUIPMENT
INSCRIPTION COLORBLACK
INSIDE DIAMETER3.010 INCHES NOMINAL
OVERALL HEIGHT3.140 INCHES NOMINAL
OVERALL OUTSIDE DIAMETER3.312 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763, CLASS 6, TYPE C FED SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL COMP 416
MOUNTING CONFIGURATIONW THD HOLES,NO. 4/0.112 IN./-40 NC-2B,EQUALLY SPACED
SCALE DIVISION QUANTITY11
SCALE UNIT OF MEASURE INSCRIPTION4,3,2,1,MINUS SIGN/IN SYMBOL FORM/,0,PLUS SIGN/IN SYMBOL FORM/,1,2,3,4


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