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National Stock Number:
6650-01-123-0111
Federal Supply Class:
6650
National Item Identification Number:
011230111
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:
| 12293856 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | 12293856 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | 12293856 | 32865 | DRS NETWORK & IMAGING SYSTEMS LLC | | 12293856 | 82577 | RAYTHEON COMPANY |
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Techincal Specification:
| END INTERNAL BEVEL DIAMETER | 2.500 INCHES MAXIMUM | | END INTERNAL BEVEL ANGLE | 45.0 DEGREES NOMINAL | | BODY OUTSIDE DIAMETER | 2.750 INCHES MAXIMUM | | OVERALL LENGTH | 0.801 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/8,T651 FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | ALUMINUM ALLOY 6061 | | STYLE DESIGNATOR | SPACER | | TAPER BORE MAJOR DIAMETER | 0.030 INCHES MAXIMUM | | TAPER ANGLE | 45.0 DEGREES NOMINAL |
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