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National Stock Number:
6650-00-010-5160
Federal Supply Class:
6650
National Item Identification Number:
000105160
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:
| SCD599166 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
| BODY MINOR TAPER DIAMETER | 2.530 INCHES MAXIMUM | | FLANGE WIDTH | 0.184 INCHES NOMINAL | | FSC APPLICATION DATA | TEST SET,ELECT. EQUIP. | | OVERALL LENGTH | 0.434 INCHES NOMINAL | | MATERIAL | PLASTIC | | SERRATION WIDTH | 0.359 INCHES MINIMUM AND 0.364 INCHES MAXIMUM | | STYLE DESIGNATOR | SPACER | | TAPER ANGLE | 24.0 DEGREES NOMINAL |
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