Product Details | NONPRECISION WIRE WOUND VARIABLE RESISTOR

5905-00-402-9389 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), if given, of the output is greater than plus of minus 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, PRECISION.

Part Alternates: MILR22A, RP101RD250KK, 5905-00-402-9389, 00-402-9389, 5905004029389, 004029389

Electrical and Electronic Equipment Components | Resistors

Supply Group (FSG) NSN Assign. NIIN
59 08 JUN 1970 00-402-9389

Drawings & Photos | NSN 5905-00-402-9389


Cross Reference | NSN 5905-00-402-9389

Part Number Cage Code Manufacturer
MILR22A 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
RP101RD250KK 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY

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Technical Data | NSN 5905-00-402-9389

Characteristic Specifications
SECTION QUANTITY 1
ELECTRICAL RESISTANCE PER SECTION 25.000 OHMS SINGLE SECTION
RESISTANCE TOLERANCE PER SECTION IN PERCENT -10.0 TO 10.0 SINGLE SECTION
STANDARD TAPER CURVE PER SECTION A SINGLE SECTION
MAXIMUM RUNNING TORQUE 40.00 INCH-OUNCES
POWER DISSIPATION RATING PER SECTION IN WATTS 25.0 FREE AIR SINGLE SECTION
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT FULL RATED POWER 25.0 SINGLE SECTION
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER 340.0 SINGLE SECTION
BODY STYLE 1B CYLINDRICAL BUSHING MOUNTED
BODY DIAMETER 1.680 INCHES MAXIMUM
BODY LENGTH 1.410 INCHES MAXIMUM
MOUNTING BUSHING LENGTH 0.375 INCHES NOMINAL
ACTUATOR TYPE SINGLE SHAFT
SHAFT STYLE 1C ROUND
SHAFT DIAMETER 0.248 INCHES MINIMUM AND 0.251 INCHES MAXIMUM
SHAFT LENGTH 0.875 INCHES NOMINAL
ROTARY ACTUATOR TRAVEL IN ANGULAR DEG 290.0 NOMINAL
ACTUATOR TRAVEL CONTROL FEATURE CONTINUOUS MOTION
NONTURN DEVICE LOCATION AT 12 OCLOCK
NONTURN DEVICE RADIUS 0.500 INCHES NOMINAL
MOUNTING METHOD STANDARD BUSHING
SCREW THREAD SERIES DESIGNATOR UNEF
SCREW THREAD DIAMETER 0.375 INCHES NOMINAL
SCREW THREAD QUANTITY PER INCH 32.0
TERMINAL TYPE AND QUANTITY 3 TAB, SOLDER LUG
TERMINAL LENGTH 0.580 INCHES MAXIMUM
TERMINAL LOCATION RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE
TEST DATA DOCUMENT 81349-MILR22A SPECIFICATION
III OVERALL LENGTH 2.285 INCHES MAXIMUM
III OVERALL DIAMETER 2.260 INCHES MAXIMUM
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MILR22A
MANUFACTURERS CODE 81349
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE RP101RD250KK

Restrictions/Controls & Freight Information | NSN 5905-00-402-9389

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 062960 REOSTATS/PARTS NOI
Less than car load rating P 77.5
Less than truck load rating P 77.5
Water commodity Code 658 unknown
Originating Activity Code ZX NAMSA (LI Division)
ZZ
1
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity H Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable