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National Stock Number:
5355-01-053-8417
Federal Supply Class:
5355
National Item Identification Number:
010538417
Description:
WINDOW,DIAL
Detail:
A PIECE OF TRANSPARENT MATERIAL SPECIFICALLY DESIGNED TO BE PLACED DIRECTLY IN FRONT OF A DIAL OR SCALE TO PROTECT IT FROM FOREIGN MATTER. IT IS CUT TO SIZE AND MAY INCLUDE A FRAME. IT MAY HAVE AN INDEX LINE OR OTHER MARKING. SEE ALSO WINDOW, OBSERVATION; AND DIAL, SCALE.
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Manufacturer Information:
| 4141772P071 | 97424 | AMETEK INC |
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Techincal Specification:
| OUTSIDE DIAMETER | 1.868 INCHES NOMINAL | | MATERIAL THICKNESS | 0.062 INCHES NOMINAL | | SPECIAL FEATURES | EDGE TO BE PLATINUM BASE AND TINNED WITH 50PERCENT LEAD-50PERCENT TIN SOLDER,UNIFORMED AND CONTINOUS AROUND CIRCUMFERENCE TO PROVIDE GAS TIGHT SEAL. ALL REFLECTING GLASS SURFACES SHALL HAVE A REFLECTING REDUCING COATING,WHICH MEETS REQUIREMENT OF MIL-C-675,IN ADDITION TESTED WITH MIL-STD-810A. THE GLASS SHALL NOT BE FLUORESCENT WHEN EXPOSED TO ULTRAVIOLET LIGHT OR RAYS IN THE 365 MILLIMIORON REGION; FRAME INCLUDED | | STYLE DESIGNATOR | ROUND |
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