6650-00-503-7657 LENS,OPTICAL INSTRUMENT Index 1240-00-503-7659 CELL ASSEMBLY,OPTICAL INSTRUMENT

National Stock Number:
1240-00-503-7658

Federal Supply Class:
1240

National Item Identification Number:
005037658

Description:
CELL,OPTICAL ELEMENT

Detail:
A CYLINDRICAL ITEM SPECIFICALLY DESIGNED TO HOLD A LENS, RETICLE, OR WINDOW IN AN OPTICAL SYSTEM. INCLUDES ECCENTRIC CELLS AND/OR RINGS DESIGNED TO BE ROTATED WITHIN THE INSTRUMENT TO SHIFT AN OPTICAL ELEMENT TO A PRESCRIBED POSITION.


Manufacturer Information:
503765819200US ARMY ARDEC RDECOM


Techincal Specification:
ECCENTRIC CONSTRUCTIONNOT PROVIDED
DRIVE TYPESLOTTED FACE
ELEMENT SECURING METHODTHREADED RING
FSC APPLICATION DATATELESCOPE PANORAMIC,M1,INTEGRATED WITH FIRE CONTROL
OVERALL DIAMETER0.680 INCHES NOMINAL
OVERALL HEIGHT0.500 INCHES NOMINAL
MATERIALCOPPER ALLOY 360
SCREW THREAD SERIES DESIGNATORUNS
THREAD CLASS3B AND 3A
THREAD LENGTH0.125 INCHES AND 0.200 INCHES
THREAD LOCATIONINTERNAL AND EXTERNAL
THREAD SIZE0.600 IN.-36 AND 0.680 IN.-48


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