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National Stock Number:
6650-00-789-8174
Federal Supply Class:
6650
National Item Identification Number:
007898174
Description:
RING,RETAINING,OPTICAL ELEMENT
Detail:
A CYLINDRICAL ITEM HAVING AN INTERNALLY FLANGED DIAMETER DESIGNED TO RETAIN A LENS OR WINDOW IN THE OBJECTIVE END, OR A DIOPTER SCALE AT THE VIEWING END OF AN OPTICAL INSTRUMENT. IT MAY HAVE ONE OR MORE OF THE FOLLOWING CHARACTERISTICS: INTERNAL THREAD OR MACHINED FOR A PRESS FIT, METHOD OF SECURING, AND/OR KNURLED PERIPHERY. FOR EXTERNALLY THREADED ITEMS, SEE RETAINER, OPTICAL ELEMENT. EXCLUDES CELL, OPTICAL ELEMENT; NUT, PLAIN KNURLED; NUT, PLAIN ROUND; AND RING, RETAINING.
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Manufacturer Information:
| 2475256 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | 2475256 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 69301000 | 72314 | BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. |
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Techincal Specification:
| APERTURE DIAMETER | 1.312 INCHES MINIMUM AND 1.385 INCHES MAXIMUM | | GROOVE DIAMETER | 1.385 INCHES NOMINAL | | GROOVE LOCATION | INSIDE FACE OF FLANGE | | INNER GROOVE WIDTH | 0.0620 INCHES NOMINAL | | INTERNAL FLANGE THICKNESS | 0.125 INCHES NOMINAL | | OUTSIDE DIAMETER | 1.750 INCHES NOMINAL | | MATERIAL | ALUMINUM ALLOY | | MOUNTING CONFIGURATION | THREE 0.096 IN. DIA MTG HOLES EQUALLY SPACED |
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