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National Stock Number:
1240-00-130-8277
Federal Supply Class:
1240
National Item Identification Number:
001308277
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:
| 94695PC4 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
| APERTURE DIAMETER | 0.562 INCHES NOMINAL | | GROOVE DIAMETER | 0.681 INCHES NOMINAL | | GROOVE LOCATION | INSIDE END OF THREAD | | INNER GROOVE WIDTH | 0.119 INCHES NOMINAL | | INTERNAL FLANGE THICKNESS | 0.070 INCHES MINIMUM AND 0.090 INCHES MAXIMUM | | MATERIAL | COPPER ALLOY | | OUTSIDE DIAMETER | 0.850 INCHES MINIMUM AND 0.855 INCHES MAXIMUM | | OVERALL LENGTH | 0.195 INCHES MINIMUM AND 0.205 INCHES MAXIMUM | | THREAD LOCATION | INTERNAL | | THREAD SIZE | 0.655-50 |
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