NSN 5905-00-147-7121, 5905001477121
RESISTOR,FIXED,WIRE WOUND

Federal Supply Classification: FSC 5905 - Resistors
National Item Identification Number: NIIN 001477121
Codification Country: United States
Item Name Code: INC 00010
Criticality: (H) This item is specifically designed to be or selected as being nuclear hard (ie. it will continue to perform its designed function in an environment created by a nuclear explosion). This item does not have any other critical features.
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.

Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS^® Summary

National Stock Number 5905-00-147-7121

National Stock Number (NSN) 5905-00-147-7121, or NIIN 001477121, (resistor,fixed,wire wound) was assigned October 1, 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 9 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.

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

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jun 19, 2020, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) Acquisition of this part is controlled by QPL procedures. Valid AMCs: 1 and 2.

This NSN is assigned to Item Name Code (INC) 00010. [A RESISTOR WHOSE OHMIC VALUE CANNOT BE ADJUSTED OR VARIED. THE RESISTANCE ELEMENT CONSISTS OF HIGH RESISTANCE WIRE (OR RIBBON) EITHER WOUND ON AN INSULATED FORM OR CONSTRUCTED SO AS TO BE SELF SUPPORTING. OPPOSITION TO THE FLOW OF CURRENT IS AN INHERENT PROPERTY OF THE RESISTANCE WIRE AND IS MANIFEST BY THE HEAT DISSIPATION IN THE RESISTOR. EXCLUDES:SUPPRESSOR,IGNITION INTERFERENCE.]. This item is specifically designed to be or selected as being nuclear hard (ie. it will continue to perform its designed function in an environment created by a nuclear explosion). This item does not have any other critical features. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5905001477121 contains an unknown precious metal.

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 Aug 01, 2025.

Technical Characteristics

RESISTANCE TOLERANCE IN PERCENT: (AAPQ) -1.000/+1.000
INCLOSURE METHOD: (AAQZ) ENCAPSULATED
UNABLE TO DECODE: (AAQF) UNABLE TO DECODE
UNABLE TO DECODE: (AAQZ) UNABLE TO DECODE
AMBIENT TEMP AT FULL RATED POWER: (AEHY) 25.0 DEG CELSIUS
AMBIENT TEMP IN DEG CELSIUS AT FULL RATED POWER: (AAQF) 25.0
UNABLE TO DECODE: (AARB) UNABLE TO DECODE
TERMINAL TYPE: (AARB) WIRE LEAD
AMBIENT TEMP AT FULL RATED POWER: (AEHY) 25.0 CELSIUS
AMBIENT TEMP IN DEG CELSIUS AT ZERO PERCENT RATED POWER: (AAQG) 275.0
BODY DIAMETER: (ABPM) 0.187 INCHES NOMINAL
BODY LENGTH: (ADAQ) 0.560 INCHES NOMINAL
ELECTRICAL RESISTANCE: (AAPP) 3.010 OHMS
INCLOSURE TYPE: (AKNA) ENCAPSULATED
NUCLEAR HARDNESS CRITICAL FEATURE: (NHCF) HARDENED
POWER DISSIPATION RATING IN WATTS: (AEFB) 3.000 FREE AIR
RELIABILITY FAILURE RATE LEVEL IN PERCENT: (AARH) 0.010
RELIABILITY INDICATOR: (AARG) ESTABLISHED
RESISTANCE TOLERANCE IN PERCENT: (AAPQ) -1.000 TO 1.000
SPECIAL FEATURES: (FEAT) NUCLEAR HARDNESS CRITICAL ITEMS
STYLE DESIGNATOR: (STYL) AXIAL TERMINAL EACH END
TEMP COEFFICIENT OF RESISTANCE IN PPM PER DEG CELSIUS: (AAPE) -50.0 TO 50.0
TEMP RANGE OF TEMP COEFFICIENT IN DEG CELSIUS: (AAQH) -55.0 TO 275.0
TERMINAL TYPE: (CSCF) WIRE LEAD
TEST DATA DOCUMENT: (TEST) 81349-MIL-R-39007 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.).
TEMP COEFFICIENT OF RESISTANCE IN PPM PER DEG CELSIUS: (AAPE) -50.0/+50.0
TEMP RANGE OF TEMP COEFFICIENT IN DEG CELSIUS: (AAQH) -55.0/+275.0