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National Stock Number:
5855-01-276-4495
Federal Supply Class:
5855
National Item Identification Number:
012764495
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-D-850322-1 | 04YE2 | VALCORE MANUFACTURING LLC | | SM-D-850322-1 | 20723 | VALCORE MANUFACTURING LLC | | SM-D-850322-1 | 20800 | ORDNANCE PARTS AND ENGINEERING CO | | SM-D-850322-1 | 27777 | L3 TECHNOLOGIES, INC. | | SM-D-850322-1 | 49714 | OBS PRODUCTS INC | | SM-D-850322-1 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
| ECCENTRIC CONSTRUCTION | NOT PROVIDED | | CHAMFER LOCATION | SMALLER DIAMETER END | | CHAMFER SIZE | 0.030 IN. BY 45 DEG | | FSC APPLICATION DATA | NIGHT VISION EQUIP.,EMITTED AND RELFECTED RADIATION | | OVERALL DIAMETER | 3.480 INCHES MINIMUM AND 3.520 INCHES MAXIMUM | | OVERALL LENGTH | 4.180 INCHES MINIMUM AND 4.190 INCHES MAXIMUM | | MATERIAL | ALUMINUM ALLOY 356.0 | | SCREW THREAD SERIES DESIGNATOR | UNS | | SPECIAL FEATURES | TWO HOLES 0.435 TO 0.439 IN. DIA AT 90 DEG APART ALONG CIRC | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A AND 2B | | THREAD LENGTH | 0.253 INCHES AND 0.185 INCHES AND 0.150 INCHES AND 0.149 INCHES | | THREAD LOCATION | EXTERNAL AND INTERNAL | | THREAD PITCH DIAMETERS | +1.2747 TO 1.2786 INCHES AND +3.3597 TO 3.3657 INCHES AND +3.1797 TO 3.1855 INCHES AND +1.1797 TO 1.1848 INCHES | | THREAD SIZE | 1 3/10-32 AND 3 19/50-32 AND 3 1/5-32 AND 1 1/5-32 |
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