5930-01-478-1290, SWITCH,CODE INDICATING WHEEL

5935-01-478-1289 BACKSHELL,ELECTRICAL CONNECTOR

7641-01-478-1291 AERONAUTICAL GEOSPATIAL PRODUCTS

National Stock Number:
5930-01-478-1290

Federal Supply Class:
5930

National Item Identification Number:
014781290

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.

Manufacturer Information:

M22710/12-541	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MIL-PRF-22710/12	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MIL-S-22710/12	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

ACTUATOR TYPE	THUMBWHEEL ALL ACTUATORS
COLOR	BLACK EACH INDICATOR BACKGROUND
COLOR	WHITE EACH INDICATOR MARKING
CONTACT ARRANGEMENT TRUTH TABLE	BCD WITH COMPLEMENT, 2 POLE - 10 POSITIONS EACH SECTION
CONTACT LOAD CURRENT RATING	125.0 MILLIAMPERES RESISTIVE LOAD DC AT SEA LEVEL
CONTACT VOLTAGE RATING IN VOLTS	28.0 DC AT SEA LEVEL
CRITICALITY CODE JUSTIFICATION	FEAT
INDIVIDUAL SECTION QUANTITY	2
OVERALL HEIGHT	1.025 INCHES NOMINAL
OVERALL LENGTH	1.709 INCHES NOMINAL
MOUNTING METHOD	BRACKET AND UNTHREADED HOLE SINGLE MOUNTING FACILITY
READOUT INDICATOR MARKING	0,1,2,3,4,5,6,7,8,9 EACH SECTION
SPECIAL FEATURES	ESD AND EMI
SPECIFICATION/STANDARD DATA	81349-MIL-S-22710/12 GOVERNMENT SPECIFICATION
STYLE DESIGNATOR	RECTANGULAR INLINE INDICATING
SWITCH ACTUATOR INDEXING POSITION QUANTITY	10 ALL ACTUATORS
TERMINAL TYPE	PRINTED CIRCUIT
TEST DATA DOCUMENT	81349-MIL-S-22710 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.).

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