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National Stock Number:
6650-00-070-5151
Federal Supply Class:
6650
National Item Identification Number:
000705151
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:
| 701C853P1 | 89954 | BAE SYSTEMS CONTROLS INC. |
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Techincal Specification:
| OVERALL LENGTH | 0.128 INCHES MINIMUM AND 0.132 INCHES MAXIMUM | | MATERIAL | ALUMINUM ALLOY | | STRAIGHT BORE INSIDE DIAMETER | 0.955 INCHES MINIMUM AND 1.945 INCHES MAXIMUM |
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