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National Stock Number:
1270-00-891-4532
Federal Supply Class:
1270
National Item Identification Number:
008914532
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:
| 10547494 | 02731 | MCDONNELL DOUGLAS HELICOPTER CO INC | | 10547494 | 19200 | US ARMY ARDEC RDECOM | | 10547494 | 8V613 | THE BOEING COMPANY |
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Techincal Specification:
| DRIVE TYPE | SLOTTED FACE | | ECCENTRIC CONSTRUCTION | NOT PROVIDED | | ELEMENT SECURING METHOD | THREADED RING | | CHAMFER LOCATION | BOTH ENDS | | CHAMFER SIZE | 0.030 IN. BY 45 DEG | | FSC APPLICATION DATA | SIGHT,REFLEX XM70E1 | | OVERALL LENGTH | 0.440 INCHES MINIMUM AND 0.460 INCHES MAXIMUM | | MATERIAL | ALUMINUM ALLOY 6061 | | OVERALL DIAMETER | 0.875 INCHES NOMINAL | | SCREW THREAD SERIES DESIGNATOR | UN | | SUPPLEMENTARY FEATURES | INTERNAL THREAD CHAMFER 0.030 IN. BY 45 DEG ON DRIVE EDGE. INNER GROOVE 0.075 IN. W,0.698 IN. DIA ON INSIDE END OF THREAD. | | THREAD CLASS | 3A AND 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD LOCATION | EXTERNAL AND INTERNAL | | THREAD LENGTH | 0.460 INCHES AND 0.196 INCHES | | THREAD SIZE | 0.875 IN.-32 AND 0.688 IN.-32 |
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