PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RN55D-1212FResistor,fixed,film

Trw Inc Trw Electronic Components Irc Fixed Resistors Philadelphia Div · NSN 5905-00-431-7825 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-431-7825 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-431-7825. Primary manufacturer part number: RN55D-1212F.
Features
  • Resistor,fixed,film — FSC 5905
  • Ambient Temp in Deg Celsius at Zero Percent Rated Power: 175.0
  • Electrical Resistance: 12.100 KILOHMS
  • Resistance Tolerance in Percent: -1.000 TO 1.000
  • Inclosure Type: ENCAPSULATED
  • Mil-Std-1276 Wire Lead Type Designator: C
  • Style Designator: AXIAL TERMINAL EACH END
  • Body Diameter: 0.078 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Resistor,fixed,film, cataloged under National Stock Number 5905-00-431-7825, 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 Trw Inc Trw Electronic Components Irc Fixed Resistors Philadelphia Div. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 25 commercial cross-references from 13 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5905-00-431-7825
Primary Part NumberRN55D-1212F
Item NameResistor,fixed,film
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerTrw Inc Trw Electronic Components Irc Fixed Resistors Philadelphia Div
StatusCANCELLED
Ambient Temp in Deg Celsius at Zero Percent Rated Power175.0
Electrical Resistance12.100 KILOHMS
Resistance Tolerance in Percent-1.000 TO 1.000
Inclosure TypeENCAPSULATED
Mil-Std-1276 Wire Lead Type DesignatorC
Style DesignatorAXIAL TERMINAL EACH END
Body Diameter0.078 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
Terminal TypeWIRE LEAD
Reliability IndicatorESTABLISHED
Terminal Length1.000 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
Ambient Temp at Full Rated Power125.0 CELSIUS DEGC
Body Length0.204 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
Power Dissipation Rating in Watts0.100 FREE AIR
Reliability Failure Rate Level in Percent0.001
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.).
Specification/standard Data81349-MIL-R-55182/1 GOVERNMENT SPECIFICATION
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5905-00-419-3694 INTERCHANGEABLE
Resistor,fixed,film
6625-00-649-4724324997 INTERCHANGEABLE
Meter,electrical Frequency
Avo Intl
5905-00-965-9043 INTERCHANGEABLE
Resistor,fixed,film
Cross-Reference Index
Part NumberManufacturer
RN55D-1212F Trw Inc Trw Electronic Components Irc Fixed Resistors Philadelphia Div (USA)
MFF1-81212F Vishay Dale Electronics, Llc Div Vishay Americas (USA)
03-0005-149 Lucas Aerospace Power Equipment Corporation (USA)
MF4CD1202G North American Philips Corp Philips Components Discrete Products Div (USA)
234997 Fluke Corp (USA)
MF1-10-12101FT1 Vishay Dale Electronics, Llc Div Vishay Americas (USA)
12F11210 Hekimian Laboratories Inc (USA)
CMF55116G12101F Vishay Dale Electronics, Llc Div Vishay Americas (USA)
4701-03-1212 Wavetek U S Inc Div of Wavetek Corp (USA)
CMF551212F Vishay Dale Electronics, Llc Div Vishay Americas (USA)
MFF1-81202F Vishay Dale Electronics, Llc Div Vishay Americas (USA)
94360408 Syntegra / Usa/ Inc Computer Parts and Supplies ARH205 (USA)
324997 Fluke Corp (USA)
4705-234997 Fluke Corp (USA)
735712120000 Universal Data Systems Inc Sub of Motorola Inc (USA)
MF1-10-12120F Vishay Dale Electronics, Llc Div Vishay Americas (USA)
T055-12-1K1F International Resistive Company, Inc. Div Wire and Film Technologies (waft) (USA)
MIL-PRF-55182/1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-R-55182/1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
705-1454-650 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
Related Parts
5905-00-419-3694INTERCHANGEABLE
RESISTOR,FIXED,FILM
6625-00-649-4724INTERCHANGEABLE
METER,ELECTRICAL FREQUENCY
324997
5905-00-965-9043INTERCHANGEABLE
RESISTOR,FIXED,FILM

Frequently Asked Questions

What is NSN 5905-00-431-7825?

NSN 5905-00-431-7825 is a Resistor,fixed,film, manufactured by Trw Inc Trw Electronic Components Irc Fixed Resistors Philadelphia Div, classified under FSC 5905 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5905-00-431-7825?

NSN 5905-00-431-7825 has 25 cross-referenced part numbers: RN55D-1212F (Trw Inc Trw Electronic Components Irc Fixed Resistors Philadelphia Div), MFF1-81212F (Vishay Dale Electronics, Llc Div Vishay Americas), 03-0005-149 (Lucas Aerospace Power Equipment Corporation), MF4CD1202G (North American Philips Corp Philips Components Discrete Products Div), 234997 (Fluke Corp) and 20 more.

What NSN replaces 5905-00-431-7825?

There are 3 known substitutes for 5905-00-431-7825: 5905-00-419-3694, 6625-00-649-4724, 5905-00-965-9043. Verify interchangeability with system specifications before substitution.

What are the specifications of RN55D-1212F?

Key specifications for RN55D-1212F: Ambient Temp in Deg Celsius at Zero Percent Rated Power: 175.0; Electrical Resistance: 12.100 KILOHMS; Resistance Tolerance in Percent: -1.000 TO 1.000; Inclosure Type: ENCAPSULATED. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5905-00-431-7825 still in active supply?

NSN 5905-00-431-7825 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.
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