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National Stock Number:
1240-00-157-9673
Federal Supply Class:
1240
National Item Identification Number:
001579673
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:
| 232727 | 56232 | LOCKHEED MARTIN CORPORATION | | 481294-4 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
| ECCENTRIC CONSTRUCTION | NOT PROVIDED | | DRIVE TYPE | DRILLED HOLE ON PERIPHERY | | ELEMENT SECURING METHOD | INTERNAL THREAD | | CELL ECCENTRICITY FROM GEOMETRIC AXIS | 0.001 INCHES | | CHAMFER LOCATION | BOTH ENDS | | OVERALL DIAMETER | 1.995 INCHES MINIMUM AND 2.005 INCHES MAXIMUM | | OVERALL LENGTH | 1.651 INCHES MINIMUM AND 1.661 INCHES MAXIMUM | | MATERIAL | ALUMINUM ALLOY | | SCREW THREAD SERIES DESIGNATOR | UNS | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.697 INCHES AND 0.594 INCHES | | THREAD LOCATION | EXTERNAL AND INTERNAL | | THREAD SIZE | 1 3/4-32 AND 1 1/2-32 |
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