NSN 5905-00-557-1951, 5905005571951
Cancelled -> Replaced by 5905006859850

Federal Supply Classification: FSC 5905 - Resistors
National Item Identification Number: NIIN 005571951
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.

Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS^® Summary

National Stock Number 5905-00-557-1951

National Stock Number (NSN) 5905-00-557-1951, or NIIN 005571951, (resistor,fixed,film) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 5905006859850, 5905006662709.

There are 14 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, 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.

This NSN is somewhat common among different platforms, belonging to 7 different weapons systems.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 02, 2006, 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) 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 5905005571951 contains an unknown precious metal.

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

TEMP COEFFICIENT OF RESISTANCE IN PPM PER DEG CELSIUS: (AAPE) -500.0/+500.0
AMBIENT TEMP IN DEG CELSIUS AT FULL RATED POWER: (AAQF) 70.0
TEMP RANGE OF TEMP COEFFICIENT IN DEG CELSIUS: (AAQH) -55.0/+150.0
RESISTANCE TOLERANCE IN PERCENT: (AAPQ) -1.000/+1.000
TERMINAL TYPE: (AARB) WIRE LEAD
INCLOSURE METHOD: (AAQZ) ENCAPSULATED
AMBIENT TEMP AT FULL RATED POWER: (AEHY) 70.0 DEG CELSIUS
ELECTRICAL RESISTANCE: (AAPP) 1.000 MEGOHMS
AMBIENT TEMP AT FULL RATED POWER: (AEHY) 70.0 CELSIUS
AMBIENT TEMP IN DEG CELSIUS AT ZERO PERCENT RATED POWER: (AAQG) 150.0
BODY DIAMETER: (ABPM) 0.375 INCHES NOMINAL
BODY LENGTH: (ADAQ) 2.187 INCHES NOMINAL
INCLOSURE TYPE: (AKNA) ENCAPSULATED
POWER DISSIPATION RATING IN WATTS: (AEFB) 2.000 FREE AIR
RELIABILITY INDICATOR: (AARG) NOT ESTABLISHED
RESISTANCE TOLERANCE IN PERCENT: (AAPQ) -1.000 TO 1.000
SPECIFICATION/STANDARD DATA: (ZZZK) 81349-MIL-R-10509/6 GOVERNMENT SPECIFICATION
STYLE DESIGNATOR: (STYL) AXIAL TERMINAL EACH END
TEMP COEFFICIENT OF RESISTANCE IN PPM PER DEG CELSIUS: (AAPE) -500.0 TO 500.0
TEMP RANGE OF TEMP COEFFICIENT IN DEG CELSIUS: (AAQH) -55.0 TO 150.0
TERMINAL TYPE: (CSCF) WIRE LEAD
TEST DATA DOCUMENT: (TEST) 81349-MIL-R-10509 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.).