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National Stock Number:
1240-00-167-7700
Federal Supply Class:
1240
National Item Identification Number:
001677700
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:
| SC-D-635061-1 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
| ECCENTRIC CONSTRUCTION | NOT PROVIDED | | CHAMFER LOCATION | THREADED END | | CHAMFER SIZE | 0.200 IN. BY 20 DEG | | OVERALL DIAMETER | 3.500 INCHES NOMINAL | | OVERALL LENGTH | 5.810 INCHES NOMINAL | | MATERIAL | ALUMINUM ALLOY | | SCREW THREAD SERIES DESIGNATOR | UNS | | SURFACE TREATMENT | ANODIZE | | THREAD CLASS | 1A | | THREAD LOCATION | EXTERNAL | | THREAD PITCH DIAMETERS | +2.5637 TO 2.5763 INCHES | | THREAD SIZE | 2 687/1000-6 |
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