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National Stock Number:
5855-01-532-3241
Federal Supply Class:
5855
National Item Identification Number:
015323241
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:
| 34-64-020 | 1GHV9 | DKD INC DBA NYTECH | | 34-64-020 | 32865 | DRS NETWORK & IMAGING SYSTEMS LLC | | 340100 | 32865 | DRS NETWORK & IMAGING SYSTEMS LLC |
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Techincal Specification:
| DRIVE TYPE | DRILLED HOLE ON PERIPHERY | | INTERNAL FLANGE THICKNESS | 0.660 INCHES NOMINAL | | MATERIAL | POLY-ETHER-ETHER-KEYTONE (PEEK), GRADE 150CA30, BLACK | | III PART NAME ASSIGNED BY CONTROLLING AGENCY | RETAINER, EYEPIECE HOUSING - 4 PT, PEEK | | PROPRIETARY CHARACTERISTICS | PACS | | MOUNTING CONFIGURATION | 4 INTERNALLY THREADED APERTURES EACH 90 DEGREES FROM THE ADJACENT APERTURE. | | OUTSIDE DIAMETER | 3.258 INCHES NOMINAL | | SCREW THREAD SERIES DESIGNATOR | UNC | | THREAD CLASS | 2B | | THREAD LOCATION | INTERNAL | | THREAD SIZE | .138-32 |
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