NSN 5905-00-203-1478, 5905002031478
Cancelled -> Replaced by 5905010557725

Federal Supply Classification: FSC 5905 - Resistors
National Item Identification Number: NIIN 002031478
Codification Country: United States
Item Name Code: INC 05311
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 5905-00-203-1478

National Stock Number (NSN) 5905-00-203-1478, or NIIN 002031478, (resistor,fixed,film) was assigned April 6, 1973 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 4 stock numbers: 5905004095034, 5905004071851, 5905010557725, 5905010438847.

There are 21 manufacturer part numbers associated with this NSN. 6 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 11 suppliers. Today, 9 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. 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 very common among different weapons systems, belonging to 139 different platforms.

There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 08, 2019, this NSN's acquisition method was noted as: Not established. Not established.

This NSN is assigned to Item Name Code (INC) 05311. [A RESISTOR WHOSE OHMIC VALUE CANNOT BE ADJUSTED OR VARIED. THE RESISTANCE ELEMENT CONSISTS OF EITHER A THIN LAYER OF CONDUCTIVE MATERIAL, CONTAINING EITHER BINDERS OR INSULATING MATERIALS, DEPOSITED ON AN INSULATED FORM; OR AN ALLOY OF METAL AND CERAMIC MATERIALS, USUALLY FUSED TO AN INSULATED FORM. OPPOSITION TO THE FLOW OF CURRENT IS AN INHERENT PROPERTY OF THE MATERIALS USED AND IS MANIFEST BY THE HEAT DISSIPATION IN THE RESISTOR. SEE ALSO ATTENUATOR, FIXED AND RESISTOR, FIXED, COMPOSITION. EXCLUDES:CARBON COMPOSITION TYPE RESISTORS.]. 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 5905002031478 does not contain precious metals.

This NSN is associated to Schedule B 8533100042: fixed carbon resistors, composition or film type, designed for surface mounting, having two terminals. The Schedule B End Use is listed as electric apparatus.

This information was last updated on Jul 01, 2025.

Technical Characteristics

RESISTANCE TOLERANCE IN PERCENT: (AAPQ) -1.000/+1.000
TERMINAL TYPE: (AARB) WIRE LEAD
AMBIENT TEMP AT FULL RATED POWER: (AEHY) 125.0 DEG CELSIUS
AMBIENT TEMP IN DEG CELSIUS AT FULL RATED POWER: (AAQF) 125.0
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/+175.0
INCLOSURE METHOD: (AAQZ) ENCAPSULATED
ELECTRICAL RESISTANCE: (AAPP) 243.000 OHMS
AMBIENT TEMP AT FULL RATED POWER: (AEHY) 125.0 CELSIUS
AMBIENT TEMP IN DEG CELSIUS AT ZERO PERCENT RATED POWER: (AAQG) 175.0
BODY DIAMETER: (ABPM) 0.109 INCHES NOMINAL
BODY LENGTH: (ADAQ) 0.250 INCHES NOMINAL
INCLOSURE TYPE: (AKNA) ENCAPSULATED
POWER DISSIPATION RATING IN WATTS: (AEFB) 0.100 FREE AIR
RELIABILITY FAILURE RATE LEVEL IN PERCENT: (AARH) 0.001
RELIABILITY INDICATOR: (AARG) ESTABLISHED
RESISTANCE TOLERANCE IN PERCENT: (AAPQ) -1.000 TO 1.000
SPECIFICATION/STANDARD DATA: (ZZZK) 81349-MIL-R-55182/1 GOVERNMENT SPECIFICATION
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 175.0
TERMINAL LENGTH: (ABJT) 1.500 INCHES NOMINAL
TERMINAL TYPE: (CSCF) WIRE LEAD
TEST DATA DOCUMENT: (TEST) 81349-MILR55182 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.).