5945-00-831-2946 RELAY,ELECTROMAGNETIC Index 5905-00-831-2953 RESISTOR,VARIABLE,NONWIRE WOUND,

National Stock Number:
5905-00-831-2948

Federal Supply Class:
5905

National Item Identification Number:
008312948

Description:
RESISTOR,VARIABLE,WIRE WOUND,PRE

Detail:
A resistor in which a sliding or rolling contact moves over an exposed area of the resistive element to change the ohmic value of the output. The functional tolerance (linearity) of the output is equal to or less than plus or munus 1 percent on linear outputs. Specified outputs such as sine, cosine, tangent, etc., shall be considered to be precision. For items having manually positioned taps designed to be set and fixed prior to use, see RESISTOR, ADJUSTABLE, For items with step by step variation, see RHEOSTAT and RESISTOR, STEP BY STEP. For tandem-mounted items designed to function together as an attenuator (and rated accordingly), see ATTENUATOR, VARIABLE. Excludes RESISTOR (1), VARIABLE, NONWIRE WOUND, NONPRECISION; RESISTOR (1), VARIABLE, NONWIRE WOUND, PRECISION; and RESISTOR (1), VARIABLE, WIRE WOUND, NONPRECISION.


Manufacturer Information:
SK680-3-33124450237CAE USA INC.


Techincal Specification:
EFFECTIVE ELECTRICAL ROTATION IN DEG ANGULAR ROTATION356.0 NOMINAL
ROTARY ACTUATOR TRAVEL IN ANGULAR DEG360.0 NOMINAL
SHAFT DIAMETER0.249 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
ACTUATOR TRAVEL CONTROL FEATURECONTINUOUS MOTION
FUNCTION CONFORMITY PER SECTIONSINGLE SECTION INDEPENDENT LINEARITY
MAXIMUM RUNNING TORQUE0.80 INCH-OUNCES
UNDERCUT DIAMETER1.875 INCHES NOMINAL
MAXIMUM STARTING TORQUE1.30 INCH-OUNCES
SHAFT BEARING TYPEBALL
MOUNTING LIP DEPTH0.09300 INCHES NOMINAL
PILOT DIAMETER1.87400 INCHES MINIMUM AND 1.87500 INCHES MAXIMUM
FUNCTION CHARACTERISTIC PER SECTIONSINGLE SECTION LINEAR
BODY LENGTH1.567 INCHES MINIMUM AND 1.597 INCHES MAXIMUM
TERMINAL TYPE AND QUANTITY8 TAB, SOLDER LUG
SHAFT END PLAY0.00250 INCHES
MOUNTING LIP DIAMETER2.00000 INCHES NOMINAL
RESISTANCE TOLERANCE PER SECTION IN PERCENT-5.0 TO 5.0 ALL SECTIONS
TERMINAL LOCATIONRADIALLY POSITIONED OVER MORE THAN HALF THE CIRCUMFERENCE
SHAFT RUNOUT0.001 INCHES
PILOT LENGTH0.06200 INCHES NOMINAL
UNDERCUT WIDTH0.07300 INCHES NOMINAL
FUNCTION CONFORMITY TOLERANCE PER SECTION-0.50 TO 0.50 SINGLE SECTION
ACTUATOR TYPESINGLE SHAFT
SHAFT RADIAL PLAY0.003 INCHES
ELECTRICAL RESISTANCE PER SECTION2.000 KILOHMS 2ND SECTION
ELECTRICAL RESISTANCE PER SECTION5.000 KILOHMS 1ST SECTION
SHAFT LENGTH0.532 INCHES MINIMUM AND 0.594 INCHES MAXIMUM
OVERALL DIAMETER2.500 INCHES NOMINAL
POWER DISSIPATION RATING PER SECTION IN WATTS3.5 FREE AIR SINGLE SECTION
BODY STYLECYLINDRICAL SERVO MOUNTED
MOUNTING METHODCLAMP RING
FIXED TAP QUANTITY PER SECTION1 2ND SECTION
FIXED TAP QUANTITY PER SECTION1 1ST SECTION
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER85.0 SINGLE SECTION
SHAFT STYLEROUND
SECTION QUANTITY2
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT FULL RATED POWER40.0 SINGLE SECTION
OVERALL LENGTH2.161 INCHES MINIMUM AND 2.257 INCHES MAXIMUM
BODY DIAMETER2.000 INCHES NOMINAL
TEMP COEFFICIENT OF RESISTANCE WIRE PER SECTION IN PPM PER DEG CELSIUS-20.0 TO 20.0 SINGLE SECTION


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