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National Stock Number:
1240-00-507-9015
Federal Supply Class:
1240
National Item Identification Number:
005079015
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:
| 13313363 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
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Techincal Specification:
| DRIVE TYPE | SLOTTED FACE | | ECCENTRIC CONSTRUCTION | NOT PROVIDED | | CHAMFER LOCATION | BOTH ENDS | | CHAMFER SIZE | 0.031 IN. BY 45 DEG | | FSC APPLICATION DATA | SIGHT,REFLEX,INTEGRATED WITH FIRE CONTROL EQUIPMENT | | OVERALL DIAMETER | 2.750 INCHES NOMINAL | | OVERALL HEIGHT | 0.953 INCHES NOMINAL | | MATERIAL | ALUMINUM ALLOY 2024 | | SCREW THREAD SERIES DESIGNATOR | NS AND UNS | | THREAD CLASS | 3B AND 2A | | THREAD LENGTH | 0.125 INCHES AND 0.250 INCHES | | THREAD LOCATION | EXTERNAL AND INTERNAL | | THREAD SIZE | 2-3/8 IN.-48 AND 2-3/4 IN.-32 |
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