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National Stock Number: 6650-00-531-7065
Federal Supply Class: 6650
National Item Identification Number: 005317065
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:
5317065 | 19200 | US ARMY ARDEC RDECOM | 5317065 | 21530 | SPENCER INDUSTRIES INC | 5317065 | 26110 | HELIX, INC. | 5317065 | 66524 | ADAPTIVE TECHNOLOGIES INC | FRE5317065 | 2S308 | FREEHOLD MANUFACTURING ASSEMBLY COMPANY, INC. |
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Techincal Specification:
OVERALL LENGTH | 0.477 INCHES MINIMUM AND 0.487 INCHES MAXIMUM | MATERIAL DOCUMENT AND CLASSIFICATION | WW-T-700/3,T3 FED SPEC SINGLE MATERIAL RESPONSE | MATERIAL | ALUMINUM ALLOY 2024 | STRAIGHT BORE DEPTH | 0.409 INCHES MINIMUM AND 0.419 INCHES MAXIMUM | STRAIGHT BORE INSIDE DIAMETER | 0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM | STYLE DESIGNATOR | SPACER | TAPER ANGLE | 17.4 DEGREES NOMINAL |
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