5905-00-229-7997 RESISTOR,VARIABLE,WIRE WOUND,PRE Index 5998-00-229-7999 CIRCUIT CARD ASSEMBLY

National Stock Number:
5905-00-229-7998

Federal Supply Class:
5905

National Item Identification Number:
002297998

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:
1500-69811534BEI SENSORS & SYSTEMS COMPANY, INC.
SMA571429-180063US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR


Techincal Specification:
EFFECTIVE ELECTRICAL ROTATION IN DEG ANGULAR ROTATION135.0 NOMINAL
ELECTRICAL RESISTANCE PER SECTION20.0 KILOHMS ALL SECTIONS
ACTUATOR TYPESINGLE SHAFT
ACTUATOR TRAVEL CONTROL FEATURESTOPS
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT FULL RATED POWER70.0 ALL SECTIONS
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER150.0 ALL SECTIONS
BEARING TYPEBALL SHAFT
BODY DIAMETER1.656 INCHES MAXIMUM
BODY LENGTH2.249 INCHES NOMINAL
BODY STYLECYLINDRICAL SERVO MOUNTED
CRITICALITY CODE JUSTIFICATIONCRGD
FEATURES PROVIDEDSWITCH
FIXED TAP QUANTITY PER SECTION1 ALL SECTIONS
FUNCTION CHARACTERISTIC PER SECTIONALL SECTIONS LINEAR
FUNCTION CONFORMITY PER SECTIONALL SECTIONS INDEPENDENT LINEARITY
FUNCTION CONFORMITY TOLERANCE PER SECTION-1.00 TO 1.00 ALL SECTIONS
LATERAL RUNOUT0.002 INCHES
OVERALL DIAMETER1.734 INCHES MAXIMUM
OVERALL LENGTH2.999 INCHES NOMINAL
MAXIMUM RUNNING TORQUE4.00 INCH-OUNCES
MAXIMUM STARTING TORQUE6.00 INCH-OUNCES
MOUNTING LIP DEPTH0.0930 INCHES NOMINAL
MOUNTING LIP DIAMETER1.6250 INCHES NOMINAL
MOUNTING METHODCLAMP RING
PILOT DIAMETER RUNOUT0.0015 INCHES
PILOT DIAMETER1.3125 INCHES NOMINAL
PILOT LENGTH0.0620 INCHES NOMINAL
POWER DISSIPATION RATING PER SECTION IN WATTS2.0 FREE AIR ALL SECTIONS
RELIABILITY INDICATORNOT ESTABLISHED
RESISTANCE TOLERANCE PER SECTION IN PERCENT-3.0 TO 3.0 ALL SECTIONS
ROTARY ACTUATOR TRAVEL IN ANGULAR DEG135.0 NOMINAL
SECTION QUANTITY2
SHAFT END PLAY0.004 INCHES
SHAFT DIAMETER0.250 INCHES NOMINAL
SHAFT LENGTH0.750 INCHES NOMINAL
SHAFT RADIAL PLAY0.002 INCHES
SHAFT RUNOUT0.001 INCHES
SHAFT STYLEROUND
SPECIAL FEATURESSPRING RETURN TO DETENT POSITION
SWITCH CONTACT ARRANGEMENTSINGLE POLE, DOUBLE THROW, THREE POSITIONS MAINTAINED
SWITCH CURRENT TYPE AND RATING IN AMPS5.000 AC/DC
SWITCH OPERATING POSITIONANY POSITION OF ROTATION TRAVEL
SWITCH TYPESENSITIVE
SWITCH VOLTAGE RATING IN VOLTS115.0
TAP LOCATION FROM CCW TERMINAL PER SECTION IN OHMS10000.0 ALL SECTIONS
TAP LOCATION TOLERANCE PER SECTION-1.5 TO 1.5 OHMS ALL SECTIONS
TEMP COEFFICIENT OF RESISTANCE PER SECTION IN PPM PER DEG CELSIUS-70.0 TO 70.0 ALL SECTIONS
TERMINAL LOCATIONRADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE
TERMINAL TYPE AND QUANTITY8 SOLDER STUD
TEST DATA DOCUMENT80063-SMA571429 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
UNDERCUT DIAMETER1.500 INCHES MAXIMUM
UNDERCUT WIDTH0.0730 INCHES MINIMUM


Click here to Register for Free 30-day Trial