NSN 5905-00-104-0923, 5905001040923
RESISTOR,VARIABLE,WIRE WOUND,NON

Federal Supply Classification: FSC 5905 - Resistors
National Item Identification Number: NIIN 001040923
Codification Country: United States
Item Name Code: INC 37406
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 5905-00-104-0923

National Stock Number (NSN) 5905-00-104-0923, or NIIN 001040923, (resistor,variable,wire wound,non) was assigned June 14, 1968 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 7 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 7 suppliers. Today, 6 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.

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

This NSN is assigned to Item Name Code (INC) 37406. [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, 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, NONWIRE 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 5905001040923 does not contain precious metals.

This NSN is associated to Schedule B 8533390080: wirewound variable resistors, nesoi. The Schedule B End Use is listed as electric apparatus.

This information was last updated on Jul 01, 2025.

Technical Characteristics

III OVERALL WIDTH: (ABMK) 0.140 INCHES MINIMUM AND 0.240 INCHES MAXIMUM
III OVERALL HEIGHT: (ABKW) 0.440 INCHES MINIMUM AND 0.470 INCHES MAXIMUM
RESISTANCE TOLERANCE PER SECTION IN PERCENT: (CRSS) -5.0/+5.0 SINGLE SECTION
ELECTRICAL RESISTANCE PER SECTION: (CQCC) 2.000 KILOHMS SINGLE SECTION
ACTUATOR TYPE: (AEFD) SINGLE SHAFT
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT FULL RATED POWER: (CSDH) 85.0 SINGLE SECTION
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER: (CQGN) 150.0 SINGLE SECTION
BODY HEIGHT: (ADAU) 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM
BODY LENGTH: (ADAQ) 0.420 INCHES MAXIMUM
BODY STYLE: (AAQL) RECTANGULAR W/MOUNTING HOLES
BODY WIDTH: (ADAT) 0.140 INCHES MINIMUM AND 0.240 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN CENTER TERMINAL AND OUTSIDE TERMINAL: (CQCM) 0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS: (AEHT) 0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM
LATERAL DISTANCE BETWEEN MOUNTING HOLE CENTERS: (AGTP) 0.419 INCHES NOMINAL
OVERALL HEIGHT: (ABKW) 0.440 INCHES MINIMUM AND 0.470 INCHES MAXIMUM
OVERALL LENGTH: (ABHP) 0.592 INCHES NOMINAL
OVERALL WIDTH: (ABMK) 0.140 INCHES MINIMUM AND 0.240 INCHES MAXIMUM
MAXIMUM RUNNING TORQUE: (AEFL) 5.00 INCH-OUNCES
MOUNTING METHOD: (AXGY) TERMINAL
POWER DISSIPATION RATING PER SECTION IN WATTS: (CRGD) 0.75 FREE AIR SINGLE SECTION
RESISTANCE TOLERANCE PER SECTION IN PERCENT: (CRSS) -5.0 TO 5.0 SINGLE SECTION
SECTION QUANTITY: (AAPN) 1
SHAFT DIAMETER: (ABWV) 0.050 INCHES MINIMUM AND 0.100 INCHES MAXIMUM
SHAFT LENGTH: (ABXF) 0.125 INCHES NOMINAL
SHAFT STYLE: (AEDX) ROUND, SLOTTED
TEMP COEFFICIENT OF RESISTANCE PER SECTION IN PPM PER DEG CELSIUS: (CRFJ) -50.0 TO 50.0 SINGLE SECTION
TERMINAL LOCATION: (APXH) REAR END
TERMINAL LENGTH: (ABJT) 0.172 INCHES MINIMUM
TERMINAL TYPE AND QUANTITY: (TTQY) 3 PIN
TEST DATA DOCUMENT: (TEST) 81349-MIL-R-27208-9 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
III OVERALL LENGTH: (ABHP) 0.592 INCHES NOMINAL
TEMP COEFFICIENT OF RESISTANCE PER SECTION IN PPM PER DEG CELSIUS: (CRFJ) -50.0/+50.0 SINGLE SECTION