5905-01-287-2251 RESISTOR,VARIABLE,WIRE WOUND,NON Index 5905-01-287-2253 RESISTOR,VARIABLE,WIRE WOUND,PRE

National Stock Number:
5905-01-287-2252

Federal Supply Class:
5905

National Item Identification Number:
012872252

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:
14WB219176SERVO INSTRUMENT CORPORATION
55-50-28418065SAMARIUS PRECISION INSTRUMENTS, INC.
SP12806880DATA INSTRUMENTS INC
78G-0001-0020SDW2GREYSTONE ELECTRONICS CORP
5M1680-00276301THE BOEING COMPANY
SP12894603HONEYWELL SENSING & CONTROL


Techincal Specification:
EFFECTIVE ELECTRICAL ROTATION IN DEG ANGULAR ROTATION265.0 MINIMUM AND 275.0 MAXIMUM
ELECTRICAL RESISTANCE PER SECTION5.0 KILOHMS SINGLE SECTION
ACTUATOR TYPESINGLE SHAFT
ACTUATOR TRAVEL CONTROL FEATURESTOPS
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT FULL RATED POWER40.0 SINGLE SECTION
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER135.0 SINGLE SECTION
BEARING TYPESLEEVE SHAFT
BODY DIAMETER0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM
BODY LENGTH1.458 INCHES MINIMUM AND 1.478 INCHES MAXIMUM
BODY STYLECYLINDRICAL BUSHING MOUNTED
CUBIC MEASURE0.895 CUBIC INCHES
FEATURES PROVIDEDHUMIDITY PROOF AND SHAFT SEAL AND SWITCH
FIRST FLAT LENGTH0.487 INCHES MINIMUM AND 0.503 INCHES MAXIMUM
FLAT HEIGHT0.216 INCHES MINIMUM AND 0.220 INCHES MAXIMUM
FRAGILITY FACTORMODERATELY RUGGED
FUNCTION CHARACTERISTIC PER SECTIONSINGLE SECTION LINEAR
FUNCTION CONFORMITY PER SECTIONSINGLE SECTION INDEPENDENT LINEARITY
FUNCTION CONFORMITY TOLERANCE PER SECTION-1.00 TO 1.00 SINGLE SECTION
MAXIMUM RUNNING TORQUE6.00 INCH-OUNCES
MAXIMUM STARTING TORQUE15.00 INCH-OUNCES
MAXIMUM STOP TORQUE240.00 INCH-OUNCES
MECHANICAL BACKLASH IN DEG ANGULAR ROTATION2.0
MOUNTING BUSHING LENGTH0.250 INCHES NOMINAL
MOUNTING METHODSTANDARD BUSHING
NONTURN DEVICE LOCATIONAT 3 OCLOCK
NONTURN DEVICE RADIUS0.375 INCHES NOMINAL
POWER DISSIPATION RATING PER SECTION IN WATTS4.0 FREE AIR SINGLE SECTION
RELIABILITY INDICATORNOT ESTABLISHED
RESISTANCE TOLERANCE PER SECTION IN PERCENT-5.0 TO 5.0 SINGLE SECTION
ROTARY ACTUATOR TRAVEL IN ANGULAR DEG295.0 MINIMUM AND 305.0 MAXIMUM
SCREW THREAD DIAMETER0.375 INCHES NOMINAL
SCREW THREAD QUANTITY PER INCH32.0
SCREW THREAD SERIES DESIGNATORUNEF
SECTION QUANTITY1
SHAFT DIAMETER0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
SHAFT LENGTH0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM
SHAFT STYLEROUND, FLATTED
SWITCH CONTACT ARRANGEMENTDOUBLE POLE, SINGLE THROW, NORMALLY OPEN
SWITCH CURRENT TYPE AND RATING IN AMPS8.000 DC
SWITCH OPERATING POSITIONSTART OF ROTATION
SWITCH TYPEROTARY
SWITCH VOLTAGE RATING IN VOLTS28.0
TERMINAL LOCATIONRADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE
TERMINAL TYPE AND QUANTITY7 SOLDER STUD
TEST DATA DOCUMENT76301-5-1680 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)


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