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		                        | National Stock Number:
 1270-01-317-4870
 
 Federal Supply Class:
 1270
 
 National Item Identification Number:
 013174870
 
 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.
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 Manufacturer Information:
 
 | J72G0008-1 | 12464 | MCDONNELL DOUGLAS CORP MCDONNELL DOUGLAS ELECTRONIC SYSTEMS CO | 
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 Techincal Specification:
 
 | CHAMFER LOCATION | BOTH ENDS |  | CHAMFER SIZE | 0.030 IN. BY 45 DEG |  | ECCENTRIC CONSTRUCTION | NOT PROVIDED |  | MATERIAL | ALUMINUM ALLOY 6061 |  | OVERALL DIAMETER | 7.500 INCHES NOMINAL | 
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