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National Stock Number:
1240-00-382-0890
Federal Supply Class:
1240
National Item Identification Number:
003820890
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:
| 217470PC4 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
| ECCENTRIC CONSTRUCTION | NOT PROVIDED | | CHAMFER LOCATION | SMALLER DIAMETER END | | CHAMFER SIZE | 0.080 IN. BY 45 DEG | | OVERALL DIAMETER | 2.187 INCHES NOMINAL | | OVERALL LENGTH | 2.760 INCHES MINIMUM AND 2.780 INCHES MAXIMUM | | MATERIAL | COPPER ALLOY | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD PITCH DIAMETERS | +1.9797 TO 1.9839 INCHES | | THREAD LENGTH | 0.290 INCHES | | THREAD LOCATION | INTERNAL | | THREAD SIZE | 2 1/64-32 |
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