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National Stock Number:
6650-00-213-7063
Federal Supply Class:
6650
National Item Identification Number:
002137063
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:
| 11737319 | 14001 | GRAYCO OPTICAL CORP | | 11737319 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| BODY DIAMETER | 2.000 INCHES MINIMUM AND 2.005 INCHES MAXIMUM | | FLANGE WIDTH | 0.256 INCHES NOMINAL | | FSC APPLICATION DATA | RECEIVER-TRANSMITTER,LASER | | INTERNAL SHOULDER DIAMETER | 1.896 INCHES MINIMUM AND 1.904 INCHES MAXIMUM | | INTERNAL SHOULDER THICKNESS | 0.062 INCHES NOMINAL | | OVERALL LENGTH | 0.569 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5643,17-4PH ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL CORROSION RESISTING | | SMALLER FLANGE WIDTH | 0.188 INCHES NOMINAL | | STRAIGHT BORE DEPTH | 0.507 INCHES NOMINAL | | STRAIGHT BORE INSIDE DIAMETER | 1.956 INCHES MINIMUM AND 1.964 INCHES MAXIMUM | | STYLE DESIGNATOR | SPACER |
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