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National Stock Number:
1240-00-315-4937
Federal Supply Class:
1240
National Item Identification Number:
003154937
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:
| 1047516 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | 62-11 | 02622 | AMERICAN OPTICAL CO |
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Techincal Specification:
| ECCENTRIC CONSTRUCTION | NOT PROVIDED | | DRIVE TYPE | SLOTTED FACE | | ELEMENT SECURING METHOD | INTERNAL THREAD | | CHAMFER LOCATION | BOTH ENDS | | OVERALL DIAMETER | 1.750 INCHES NOMINAL | | OVERALL LENGTH | 0.687 INCHES NOMINAL | | MATERIAL | ALUMINUM ALLOY | | SCREW THREAD SERIES DESIGNATOR | UNS | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2B AND 2A | | THREAD LENGTH | 0.219 INCHES AND 0.687 INCHES | | THREAD LOCATION | EXTERNAL AND INTERNAL | | THREAD PITCH DIAMETERS | +1.5912 TO 1.6047 INCHES AND +1.7106 TO 1.7286 INCHES | | THREAD SIZE | 1 5/8-32 AND 1 3/4-32 |
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