PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

TRCB221CResistor,fixed,composition

Comtec Information Systems Inc Digitronics Div · NSN 5905-00-104-8350 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-104-8350 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-104-8350. Primary manufacturer part number: TRCB221C.
Features
  • Resistor,fixed,composition — FSC 5905
  • Electrical Resistance: 220.000 OHMS
  • Body Length: 0.375 INCHES NOMINAL IN
  • Power Dissipation Rating in Watts: 0.500 FREE AIR
  • Inclosure Type: ENCAPSULATED
  • Reliability Indicator: ESTABLISHED
  • Ambient Temp at Full Rated Power: 70.0 CELSIUS DEGC
  • Cubic Measure: 0.007 CUBIC INCHES
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Resistor,fixed,composition, cataloged under National Stock Number 5905-00-104-8350, 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 Comtec Information Systems Inc Digitronics Div. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 43 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5905-00-104-8350
Primary Part NumberTRCB221C
Item NameResistor,fixed,composition
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerComtec Information Systems Inc Digitronics Div
StatusCANCELLED
Electrical Resistance220.000 OHMS
Body Length0.375 INCHES NOMINAL IN
Power Dissipation Rating in Watts0.500 FREE AIR
Inclosure TypeENCAPSULATED
Reliability IndicatorESTABLISHED
Ambient Temp at Full Rated Power70.0 CELSIUS DEGC
Cubic Measure0.007 CUBIC INCHES
Body Diameter0.138 INCHES NOMINAL IN
Reliability Failure Rate Level in Percent0.001
Ambient Temp in Deg Celsius at Zero Percent Rated Power130.0
Terminal TypeWIRE LEAD
Terminal Length1.500 INCHES NOMINAL IN
Style DesignatorAXIAL TERMINAL EACH END
Specification/standard Data81349-MIL-R-39008/2 GOVERNMENT SPECIFICATION
Test Data Document81349-MIL-R-39008 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.).
Resistance Tolerance in Percent-5.000 TO 5.000
Nuclear Hardness Critical FeatureHARDENED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5315-00-010-3767103767 INTERCHANGEABLE
Pin,straight,headless
General Motors Llc Dba General Motors Llc
5905-00-078-7078 INTERCHANGEABLE
Resistor,fixed,composition
3110-00-100-033712364377-2 INTERCHANGEABLE
Cup,tapered Roller Bearing
Rbc Aircraft Products, Inc.
5905-00-104-8330 INTERCHANGEABLE
Resistor,fixed,composition
6160-00-173-885127101-001 INTERCHANGEABLE
Liner,battery Box-Battery Tray
Marathonnorco Aerospace, Inc. Dba Marathon Power Technologies Company
5905-00-249-4248 INTERCHANGEABLE
Resistor,fixed,composition
1010-00-344-6629346220 INTERCHANGEABLE
Pump Assy
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5996-00-409-440027101 INTERCHANGEABLE
Amplifier Subassembly
Werfen Usa Llc
5998-00-467-0673700004 INTERCHANGEABLE
Circuit Card Assembly
Contraves Inc
5975-00-600-1321 INTERCHANGEABLE
Mounting Base,electrical Equipme
Cross-Reference Index
Part NumberManufacturer
TRCB221C Comtec Information Systems Inc Digitronics Div (USA)
RC20-220HMSP0RM5PCT Ohmite Holding, L.l.c. Dba Ohmite Manufacturing (USA)
4171306-604 Raytheon Company Div Rmd Strategic (USA)
999/4/43079/070 Leonardo Uk Ltd (GBR)
280-1145P49 Raytheon Company Div Corp (USA)
400-612-047 Elettronica Spa (ITA)
RCR20G221JR Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
EM666-0720 J-Tron Co (USA)
3321-106 Karlton Instruments Inc
RC20-220-0HMS-P0RM5% Trw Inc Trw Electronic Components Irc Fixed Resistors Philadelphia Div (USA)
28059 Solartron Electronics Inc Weston Instruments Div (USA)
11204-040 Dynalec Corporation (USA)
103-0221 Autek Systems Corp (USA)
404-22111 Johnson E F Co Comco/communications Co Div (USA)
069-33 Northrop Grumman Systems Corporation (USA)
802-221-05 Ametek Programmable Power, Inc. (USA)
700004 Logimetrics Inc (USA)
280-1145P49 Klein Marine Systems Inc (USA)
EB2210 Rockwell Automation, Inc. Dba Rockwell Automation (USA)
81122105029 Plessey Spa (ITA)
Related Parts
5315-00-010-3767INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
103767
5905-00-078-7078INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
3110-00-100-0337INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
12364377-2
5905-00-104-8330INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
6160-00-173-8851INTERCHANGEABLE
LINER,BATTERY BOX-BATTERY TRAY
27101-001
5905-00-249-4248INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
1010-00-344-6629INTERCHANGEABLE
PUMP ASSY
346220
5996-00-409-4400INTERCHANGEABLE
AMPLIFIER SUBASSEMBLY
27101
5998-00-467-0673INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
700004
5975-00-600-1321INTERCHANGEABLE
MOUNTING BASE,ELECTRICAL EQUIPME
5935-00-615-2691INTERCHANGEABLE
JACK,TELEPHONE
S11
6515-00-663-1561INTERCHANGEABLE
TUBE,TRACHEOSTOMY
515115

Frequently Asked Questions

What is NSN 5905-00-104-8350?

NSN 5905-00-104-8350 is a Resistor,fixed,composition, manufactured by Comtec Information Systems Inc Digitronics Div, classified under FSC 5905 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5905-00-104-8350?

NSN 5905-00-104-8350 has 50 cross-referenced part numbers: TRCB221C (Comtec Information Systems Inc Digitronics Div), RC20-220HMSP0RM5PCT (Ohmite Holding, L.l.c. Dba Ohmite Manufacturing), 4171306-604 (Raytheon Company Div Rmd Strategic), 999/4/43079/070 (Leonardo Uk Ltd), 280-1145P49 (Raytheon Company Div Corp) and 45 more.

What NSN replaces 5905-00-104-8350?

There are 12 known substitutes for 5905-00-104-8350: 5315-00-010-3767, 5905-00-078-7078, 3110-00-100-0337 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of TRCB221C?

Key specifications for TRCB221C: Electrical Resistance: 220.000 OHMS; Body Length: 0.375 INCHES NOMINAL IN; Power Dissipation Rating in Watts: 0.500 FREE AIR; Inclosure Type: ENCAPSULATED. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5905-00-104-8350 still in active supply?

NSN 5905-00-104-8350 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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