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National Stock Number:
1240-01-127-5734
Federal Supply Class:
1240
National Item Identification Number:
011275734
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:
| 8644286 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| ECCENTRIC CONSTRUCTION | NOT PROVIDED | | DRIVE TYPE | DRILLED HOLE ON PERIPHERY | | CHAMFER LOCATION | LARGER DIAMETER END | | CHAMFER SIZE | 0.125 IN. BY 30 DEG | | OVERALL DIAMETER | 3.198 INCHES MINIMUM AND 3.199 INCHES MAXIMUM | | OVERALL LENGTH | 3.677 INCHES MINIMUM AND 3.687 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-601, ALLOY 355, T6 FED SPEC 1ST MATERIAL RESPONSE AND QQ-A-601, ALLOY 356, T6 FED SPEC 2ND MATERIAL RESPONSE | | MATERIAL | ALUMINUM ALLOY 355.0 OR ALUMINUM ALLOY 356.0 | | SCREW THREAD SERIES DESIGNATOR | UNS | | SURFACE TREATMENT | ANODIZE | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A AND 2B | | THREAD LENGTH | 0.3625 INCHES | | THREAD LOCATION | EXTERNAL AND INTERNAL | | THREAD PITCH DIAMETERS | +3.1589 TO 3.1860 INCHES AND +2.3299 TO 2.3479 INCHES | | THREAD SIZE | 3 3/16-24 AND 2 3/8-24 |
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