PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RNC55J1781FSResistor,fixed,film

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5905-00-189-0746 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-189-0746 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-189-0746. Primary manufacturer part number: RNC55J1781FS.
Features
  • Resistor,fixed,film — FSC 5905
  • Test Data Document: 81349-MIL-R-55182 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.).
  • Ambient Temp in Deg Celsius at Zero Percent Rated Power: 175.0
  • Temp Range of Temp Coefficient in Deg Celsius: -55.0 TO 175.0
  • Electrical Resistance: 1.780 KILOHMS
  • Body Length: 0.250 INCHES NOMINAL IN
  • Ambient Temp at Full Rated Power: 125.0 CELSIUS DEGC
  • Reliability Failure Rate Level in Percent: 0.001
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Resistor,fixed,film, cataloged under National Stock Number 5905-00-189-0746, 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 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5905-00-189-0746
Primary Part NumberRNC55J1781FS
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
StatusCANCELLED
Test Data Document81349-MIL-R-55182 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.).
Ambient Temp in Deg Celsius at Zero Percent Rated Power175.0
Temp Range of Temp Coefficient in Deg Celsius-55.0 TO 175.0
Electrical Resistance1.780 KILOHMS
Body Length0.250 INCHES NOMINAL IN
Ambient Temp at Full Rated Power125.0 CELSIUS DEGC
Reliability Failure Rate Level in Percent0.001
Power Dissipation Rating in Watts0.100 FREE AIR
Inclosure TypeENCAPSULATED
Body Diameter0.109 INCHES NOMINAL IN
Terminal Length1.500 INCHES NOMINAL IN
Reliability IndicatorESTABLISHED
Terminal TypeWIRE LEAD
Specification/standard Data81349-MIL-R-55182/1 GOVERNMENT SPECIFICATION
Temp Coefficient of Resistance in Ppm Per Deg Celsius-25.0 TO 25.0
Resistance Tolerance in Percent-1.000 TO 1.000
Style DesignatorAXIAL TERMINAL EACH END
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5950-00-061-270066193-660 INTERCHANGEABLE
Transformer,audio Frequency
Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc
5905-00-256-8869 INTERCHANGEABLE
Resistor,fixed,film
5905-01-030-9757 INTERCHANGEABLE
Resistor,fixed,film
5905-01-238-7704 INTERCHANGEABLE
Resistor,fixed,film
Cross-Reference Index
Part NumberManufacturer
RNC55J1781FS Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
RNR55H1781FM Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
RNC55J1781FR Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
C4-1/8-TO-1781-F Dale Electronics Inc a Vishay Intertechology Inc Co P O Box 74 Norfolk NE68702-0074 (USA)
RNC55J1781FM Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
RNR55J1781FP Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
RNR55J1781FM Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MFF1-81781F Vishay Dale Electronics, Llc Div Vishay Americas (USA)
RNR55J1781FS Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
CCH1781F Rockwell Automation, Inc. Dba Rockwell Automation (USA)
MIL-R-55182/1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-PRF-55182/1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5950-00-061-2700INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
66193-660
5905-00-256-8869INTERCHANGEABLE
RESISTOR,FIXED,FILM
5905-01-030-9757INTERCHANGEABLE
RESISTOR,FIXED,FILM
5905-01-238-7704INTERCHANGEABLE
RESISTOR,FIXED,FILM

Frequently Asked Questions

What is NSN 5905-00-189-0746?

NSN 5905-00-189-0746 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: cancelled.

What are the part numbers for NSN 5905-00-189-0746?

NSN 5905-00-189-0746 has 12 cross-referenced part numbers: RNC55J1781FS (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), RNR55H1781FM (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), RNC55J1781FR (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), C4-1/8-TO-1781-F (Dale Electronics Inc a Vishay Intertechology Inc Co P O Box 74 Norfolk NE68702-0074), RNC55J1781FM (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 7 more.

What NSN replaces 5905-00-189-0746?

There are 4 known substitutes for 5905-00-189-0746: 5950-00-061-2700, 5905-00-256-8869, 5905-01-030-9757 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of RNC55J1781FS?

Key specifications for RNC55J1781FS: Test Data Document: 81349-MIL-R-55182 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.).; Ambient Temp in Deg Celsius at Zero Percent Rated Power: 175.0; Temp Range of Temp Coefficient in Deg Celsius: -55.0 TO 175.0; Electrical Resistance: 1.780 KILOHMS. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5905-00-189-0746 still in active supply?

NSN 5905-00-189-0746 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com