9340-00-990-7253 WINDOW,OBSERVATION Index 6650-00-990-7255 RETICLE,OPTICAL INSTRUMENT

National Stock Number:
6650-00-990-7254

Federal Supply Class:
6650

National Item Identification Number:
009907254

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.


Manufacturer Information:
1051429519200US ARMY ARDEC RDECOM
6650009907254A00AME.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE


Techincal Specification:
ANGLE IN DEG45.0
AXIAL THICKNESS0.128 INCHES NOMINAL
DIAMETER0.5710 INCHES NOMINAL
DISPERSION58.6 ANGSTROMS NOMINAL
GRADUATIONS/MARKINGSELEVATION TYPE
MATERIALGLASS OPTICAL
REFRACTION INDEX1.5230 NOMINAL
RIM FINISHKNURLED
SPECIAL FEATURES0.0140 IN. BEVEL DEPTH
STYLE DESIGNATORCROSSLINE
SUPPLEMENTARY FEATURESMATERIAL OPTICAL GLASS PER JAN-G-174, GRADE C


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