NSN 5905-00-477-1252, 5905004771252
RESISTOR,VARIABLE,NONWIRE WOUND,

Federal Supply Classification: FSC 5905 - Resistors
National Item Identification Number: NIIN 004771252
Codification Country: United States
Item Name Code: INC 37405
Criticality: (X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code: (N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.

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DLMS^® Summary

National Stock Number 5905-00-477-1252

National Stock Number (NSN) 5905-00-477-1252, or NIIN 004771252, (resistor,variable,nonwire wound,) was assigned June 18, 1971 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 10 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 10 suppliers. Today, 6 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 4 suppliers are deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

This NSN is assigned to Item Name Code (INC) 37405. [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 OR MINUS 1 PERCENT ON LINEAR OUTPUTS. SPECIFIED OUTPUTS SUCH AS SINE, COSINE, TANGENT, AND THE LIKE, 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, WIRE WOUND, NONPRECISION; RESISTOR (1), VARIABLE, NONWIRE WOUND PRECISION; AND RESISTOR (1), VARIABLE, WIRE WOUND, PRECISION.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5905004771252 contains an unknown precious metal.

This NSN is associated to Schedule B 8533400080: variable resistors, including potentiometers, nesoi. The Schedule B End Use is listed as electric apparatus.

This information was last updated on Aug 01, 2025.

Technical Characteristics

III OVERALL WIDTH: (ABMK) 0.190 INCHES NOMINAL
III OVERALL LENGTH: (ABHP) 1.308 INCHES NOMINAL
TEMP COEFFICIENT OF RESISTANCE PER SECTION IN PPM PER DEG CELSIUS: (CRFJ) -100.0/+100.0 SINGLE SECTION
STANDARD TAPER CURVE PER SECTION: (CSDL) A SINGLE SECTION
UNABLE TO DECODE: (CSDL) UNABLE TO DECODE
UNABLE TO DECODE: (APXH) UNABLE TO DECODE
III OVERALL HEIGHT: (ABKW) 0.815 INCHES NOMINAL
TERMINAL LOCATION: (APXH) LOWER ADJACENT SIDE SINGLE ROW
RESISTANCE TOLERANCE PER SECTION IN PERCENT: (CRSS) -10.0/+10.0 SINGLE SECTION
ACTUATOR TRAVEL CONTROL FEATURE: (CRSX) CLUTCH
ACTUATOR TYPE: (AEFD) SINGLE SHAFT
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT FULL RATED POWER: (CSDH) 70.0 SINGLE SECTION
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER: (CQGN) 150.0 SINGLE SECTION
BODY HEIGHT: (ADAU) 0.315 INCHES NOMINAL
BODY LENGTH: (ADAQ) 1.250 INCHES NOMINAL
BODY STYLE: (AAQL) RECTANGULAR W/MOUNTING HOLES/SLOTS
BODY WIDTH: (ADAT) 0.190 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN CENTER TERMINAL AND OUTSIDE TERMINAL: (CQCM) 0.300 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS: (AEHT) 0.700 INCHES NOMINAL
EFFECTIVE ELECTRICAL ROTATION IN DEG ANGULAR ROTATION: (AEFH) 7920.0 NOMINAL
ELECTRICAL RESISTANCE PER SECTION: (CQCC) 1.0 KILOHMS SINGLE SECTION
FEATURES PROVIDED: (CBBL) NONMETALLIC SHAFT
LATERAL DISTANCE BETWEEN MOUNTING HOLE CENTERS: (AGTP) 1.000 INCHES NOMINAL
MAXIMUM STARTING TORQUE: (AEFK) 5.00 INCH-OUNCES
MOUNTING FACILITY QUANTITY: (AKPV) 2
MOUNTING HOLE DIAMETER: (ABTB) 0.093 INCHES NOMINAL
MOUNTING METHOD: (AXGY) TERMINAL AND UNTHREADED HOLE
OVERALL HEIGHT: (ABKW) 0.815 INCHES NOMINAL
OVERALL LENGTH: (ABHP) 1.308 INCHES NOMINAL
OVERALL WIDTH: (ABMK) 0.190 INCHES NOMINAL
POWER DISSIPATION RATING PER SECTION IN WATTS: (CRGD) 1.0 FREE AIR SINGLE SECTION
RELIABILITY INDICATOR: (AARG) NOT ESTABLISHED
RESISTANCE TOLERANCE PER SECTION IN PERCENT: (CRSS) -10.0 TO 10.0 SINGLE SECTION
ROTARY ACTUATOR TRAVEL IN ANGULAR DEG: (CQCK) 7920.0 NOMINAL
SECTION QUANTITY: (AAPN) 1
SHAFT LENGTH: (ABXF) 0.058 INCHES NOMINAL
SHAFT DIAMETER: (ABWV) 0.115 INCHES NOMINAL
SHAFT STYLE: (AEDX) ROUND, SLOTTED
TEMP COEFFICIENT OF RESISTANCE PER SECTION IN PPM PER DEG CELSIUS: (CRFJ) -100.0 TO 100.0 SINGLE SECTION
TERMINAL LENGTH: (ABJT) 0.500 INCHES NOMINAL
TERMINAL LOCATION: (CQTM) LOWER ADJACENT SIDE SINGLE ROW
TERMINAL TYPE AND QUANTITY: (TTQY) 3 PIN