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National Stock Number:
5930-01-331-4756
Federal Supply Class:
5930
National Item Identification Number:
013314756
Description:
SWITCH,CODE INDICATING WHEEL
Detail:
A SWITCH WHICH IS EXTERNALLY ACTUATED BY A THUMBWHEEL AND/OR PUSHBUTTON. A LEGEND OR MESSAGE IS VISUALLY DISPLAYED AT EACH POSITION OF THE INDICATING WHEEL WHICH CORRESPONDS TO ELECTRICALLY CODED OUTPUT. ELECTRICALLY CODED OUTPUT IS ACHIEVED BY ROTATING A SET OF BRUSH CONTACTS PERMANENTLY ATTACHED TO THE CODE INDICATING WHEEL, AGAINST A STATIONARY COMMUTATOR WHICH IS USUALLY A PRINTED WIRING BOARD HAVING ELECTRICAL PADS OR CONTACTS WHICH ARE INTERCONNECTED BY THE ROTATING BRUSH CONTACTS. MAY HAVE ADDITIONAL ELECTRICAL COMPONENTS (SUCH AS RESISTORS, CAPACITORS, DIODES) PREMOUNTED ON THAT PORTION OF PRINTED WIRING BOARD WHICH EXTENDS BEYOND THE BACK OF SWITCH HOUSING.
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Manufacturer Information:
| M22710/20-022 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MIL-PRF-22710/20 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MIL-S-22710/20 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| ACTUATOR TYPE | THUMBWHEEL ALL ACTUATORS | | COLOR | BLACK EACH INDICATOR BACKGROUND | | COLOR | RED EACH LAMP | | COLOR | WHITE EACH INDICATOR MARKING | | CONTACT LOAD CURRENT RATING | 125.0 MILLIAMPERES RESISTIVE LOAD DC AT SEA LEVEL | | CONTACT VOLTAGE RATING IN VOLTS | 28.0 DC AT SEA LEVEL | | INDIVIDUAL SECTION QUANTITY | 2 | | OVERALL LENGTH | 1.760 INCHES NOMINAL | | OVERALL WIDTH | 1.150 INCHES NOMINAL | | MOUNTING METHOD | UNTHREADED HOLE SINGLE MOUNTING FACILITY | | READOUT INDICATOR MARKING | 0,1,2,3,4,5,6,7,8,9 EACH SECTION | | SPECIFICATION/STANDARD DATA | 81349-MIL-S-22710/20C GOVERNMENT SPECIFICATION | | STYLE DESIGNATOR | RECTANGULAR INLINE INDICATING | | TEST DATA DOCUMENT | 81349-MIL-S-22710E SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). | | UNTHREADED MOUNTING HOLE DIAMETER | 0.100 INCHES NOMINAL SINGLE MOUNTING FACILITY |
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