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National Stock Number:
6650-01-176-6143
Federal Supply Class:
6650
National Item Identification Number:
011766143
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:
| 13144031 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | 13144031 | 96214 | RAYTHEON COMPANY |
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Techincal Specification:
| ECCENTRIC CONSTRUCTION | NOT PROVIDED | | CHAMFER LOCATION | INTERNAL THREAD END | | CHAMFER SIZE | 0.020 IN. BY 45 DEG | | OVERALL DIAMETER | 1.250 INCHES NOMINAL | | MATERIAL | STEEL CORROSION RESISTING | | SCREW THREAD SERIES DESIGNATOR | UN | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2B | | THREAD LOCATION | EXTERNAL | | THREAD PITCH DIAMETERS | +1.1643 TO 1.1696 INCHES | | THREAD SIZE | 1 3/16-28 |
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