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National Stock Number:
1240-00-302-1340
Federal Supply Class:
1240
National Item Identification Number:
003021340
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:
| 8200291 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| ELEMENT SECURING METHOD | THREADED RING | | CHAMFER LOCATION | OPPOSITE DRIVE END AND DRIVE END | | CHAMFER SIZE | 0.030 TO 0.032 IN. BY 45 DEG | | DRIVE TYPE | KNURL | | ECCENTRIC CONSTRUCTION | NOT PROVIDED | | FSC APPLICATION DATA | FINDER,RANGE,INTEGRATED WITH FIRE CONTROL EQUIPMENT | | MATERIAL | ALUMINUM ALLOY 2011 | | OVERALL DIAMETER | 1.821 INCHES NOMINAL | | OVERALL HEIGHT | 1.265 INCHES NOMINAL | | SCREW THREAD SERIES DESIGNATOR | UNS | | THREAD CLASS | 2 AND 3 | | THREAD LENGTH | 0.135 INCHES AND 0.813 INCHES | | THREAD LOCATION | INTERNAL AND EXTERNAL | | THREAD SIZE | 1-9/16 - 32 AND 1-11/16 - 32 |
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