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National Stock Number:
5855-00-125-0780
Federal Supply Class:
5855
National Item Identification Number:
001250780
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:
| SM-C-657349 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
| ECCENTRIC CONSTRUCTION | NOT PROVIDED | | CHAMFER LOCATION | INTERNAL THREAD END AND SMALLER DIAMETER END | | CHAMFER SIZE | 0.031 IN. BY 45 DEG; 0.030 IN. BY 75 DEG | | OVERALL DIAMETER | 1.677 INCHES MINIMUM AND 1.683 INCHES MAXIMUM | | OVERALL LENGTH | 0.963 INCHES MINIMUM AND 0.973 INCHES MAXIMUM | | MATERIAL | ALUMINUM ALLOY 6061 | | SCREW THREAD SERIES DESIGNATOR | UNS | | SPECIAL FEATURES | EXTERNAL INVOLUTE SPLINES,53 TEETH | | THREAD CLASS | 2B | | THREAD PITCH DIAMETERS | +1.5109 TO 1.5161 INCHES | | THREAD LOCATION | INTERNAL | | THREAD SIZE | 1 17/32-32 |
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