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National Stock Number:
6220-00-790-5431
Federal Supply Class:
6220
National Item Identification Number:
007905431
Description:
PANEL,INDICATING,LIGHT TRANSMITT
Detail:
An item composed of a coated transparent or partly transparent/partly opaque materiels, engraved with letters, words and/or symbols, designed to allow light to be transmitted through the engraving(s) for indicating purposes. It may have an electrical lighting circuit either on a removable printed circuit board or embedded within the panel. The circuit may have removable or nonremovable electroluminescent and/or incandescent lamps for lighting. Dials and/or switches may be included. Excludes DISPLAY, OPTELECTRONIC. See also INDICATOR (as modified), and LIGHT (1), INDICATOR
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Manufacturer Information:
| 39-12994-1 | 81205 | THE BOEING COMPANY | | 39-12994-1 | 81439 | THERM-O-DISC INCORPORATED | | 39-12994-1 | 82918 | THE BOEING COMPANY | | MIL-DTL-7788 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| FUNCTIONAL DESCRIPTION | ALL LAMPS SHALL BE PROTECTED BY A MINIMUM OF 0.030" OF PLASTIC BETWEEN THE LAMPS AND THE FRONT FACE OF THE PANEL,ALL EMBEDDED LIGHT SOURCES AND ASSOCIATED CIRCUITRY SHALL BE RECESSED FROM THE REAR SURFACE OF THE PANEL AND COVERED WITH A MINIMUM OF 0.020" FILM OF NON-CONDUCTIVE RESIN;RESIN SHALL NOT PROTRUDE ABOVE THE REAR SURFACE OF THE PANEL | | OVERALL THICKNESS | 0.240 INCHES NOMINAL | | PANEL MATERIAL | PLASTIC, MIL-P-5425 | | PART NAME ASSIGNED BY CONTROLLING AGENCY | PANELS, INFORMATION, INTEGRALLY ILLUMINATED | | SPECIAL FEATURES | THE PANELS SHALL BE SUBJECTED TO THE ALTITUDE TEST OF METHOD 105 OF MIL-STD-202 FOR 30 MINUTES AT AN ALTITUDE OF 100,000 FEET | | SUPPLEMENTARY FEATURES | THE PANELS SHALL BE CAPABLE OF WITHSTANDING FIVE CYCLES OF TEMPERATURE SHOCK WHERE EACH CYCLE CONSISTS OF A 1HR SOAK TIME AT -65C, A MAXIMUM 3 MINUTE TRANSITION BETWEEN-65C AND 85C, AND A 1HR SOAK TIME AT 85C |
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