PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RNC55H49R9FRResistor,fixed,film

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5905-00-439-0732 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-439-0732 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-439-0732. Primary manufacturer part number: RNC55H49R9FR.
Features
  • Resistor,fixed,film — FSC 5905
  • Ambient Temp in Deg Celsius at Zero Percent Rated Power: 175.0
  • Temp Coefficient of Resistance in Ppm Per Deg Celsius: -50.0 TO 50.0
  • Style Designator: AXIAL TERMINAL EACH END
  • Temp Range of Temp Coefficient in Deg Celsius: -55.0 TO 175.0
  • Resistance Tolerance in Percent: -1.000 TO 1.000
  • Ambient Temp at Full Rated Power: 125.0 CELSIUS DEGC
  • Test Data Document: 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.).
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Resistor,fixed,film, cataloged under National Stock Number 5905-00-439-0732, is classified within Federal Supply Class 5905 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5905-00-439-0732
Primary Part NumberRNC55H49R9FR
Item NameResistor,fixed,film
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Ambient Temp in Deg Celsius at Zero Percent Rated Power175.0
Temp Coefficient of Resistance in Ppm Per Deg Celsius-50.0 TO 50.0
Style DesignatorAXIAL TERMINAL EACH END
Temp Range of Temp Coefficient in Deg Celsius-55.0 TO 175.0
Resistance Tolerance in Percent-1.000 TO 1.000
Ambient Temp at Full Rated Power125.0 CELSIUS DEGC
Test Data Document81349-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.).
Terminal TypeWIRE LEAD
Body Diameter0.109 INCHES NOMINAL IN
Reliability IndicatorESTABLISHED
Power Dissipation Rating in Watts0.100 FREE AIR
Reliability Failure Rate Level in Percent0.010
Inclosure TypeENCAPSULATED
Body Length0.250 INCHES NOMINAL IN
Electrical Resistance49.900 OHMS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5905-00-403-4449 INTERCHANGEABLE
Resistor,fixed,film
Cross-Reference Index
Part NumberManufacturer
RNC55H49R9FR Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MILR55182-1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5905-00-403-4449INTERCHANGEABLE
RESISTOR,FIXED,FILM

Frequently Asked Questions

What is NSN 5905-00-439-0732?

NSN 5905-00-439-0732 is a Resistor,fixed,film, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-00-439-0732?

NSN 5905-00-439-0732 has 2 cross-referenced part numbers: RNC55H49R9FR (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MILR55182-1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5905-00-439-0732?

There is 1 known substitute for 5905-00-439-0732: 5905-00-403-4449. Verify interchangeability with system specifications before substitution.

What are the specifications of RNC55H49R9FR?

Key specifications for RNC55H49R9FR: Ambient Temp in Deg Celsius at Zero Percent Rated Power: 175.0; Temp Coefficient of Resistance in Ppm Per Deg Celsius: -50.0 TO 50.0; Style Designator: AXIAL TERMINAL EACH END; Temp Range of Temp Coefficient in Deg Celsius: -55.0 TO 175.0. 15 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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