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National Stock Number:
6650-00-758-3443
Federal Supply Class:
6650
National Item Identification Number:
007583443
Description:
SPACER,OPTICAL ELEMENT
Detail:
A TUBULAR SHAPED ITEM DESIGNED TO MAINTAIN A PREDETERMINED DISTANCE BETWEEN OPTICAL ELEMENTS, SUCH AS LENSES, RETICLES, AND THE LIKE. THE BORE MAY BE STRAIGHT, TAPERED OR COUNTERBORED, AND MAY HAVE ANNULAR SERRATIONS TO CONVERGE OR DIVERGE LIGHT RAYS. THE SURFACES, WHICH MATE WITH THE OPTICS, ARE USUALLY CHAMFERED, CONCAVE, AND/OR HAVE A SPECIFIED FINISH DESIGNATION IN THE RANGE OF 1 TO 125 MICROINCHES ARITHMETICAL AVERAGE (AA). SEE ALSO SPACER, SLEEVE AND CELL, OPTICAL ELEMENT.
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Manufacturer Information:
| 7583443 | 0LGT4 | MAC AEROSPACE CORP | | 7583443 | 19200 | US ARMY ARDEC RDECOM | | 7583443 | 64281 | J M L OPTICAL INDUSTRIES, INC. |
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Techincal Specification:
| END INTERNAL BEVEL ANGLE | 45.0 DEGREES NOMINAL | | OVERALL LENGTH | 0.165 INCHES NOMINAL | | MATERIAL | ALUMINUM ALLOY | | SERRATION WIDTH | 0.101 INCHES NOMINAL | | STRAIGHT BORE INSIDE DIAMETER | 0.446 INCHES NOMINAL | | STYLE DESIGNATOR | SPACER |
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