PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RC20GF123JResistor,fixed,composition

Rockwell Automation, Inc. Dba Rockwell Automation · NSN 5905-01-056-8195 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-01-056-8195 — this item is cataloged by the U.S. Government under National Stock Number 5905-01-056-8195. Primary manufacturer part number: RC20GF123J.
Features
  • Resistor,fixed,composition — FSC 5905
  • Style Designator: AXIAL TERMINAL EACH END
  • Power Dissipation Rating in Watts: 0.500 FREE AIR
  • Body Diameter: 0.138 INCHES NOMINAL IN
  • Inclosure Type: ENCAPSULATED
  • Terminal Type: WIRE LEAD
  • Ambient Temp in Deg Celsius at Zero Percent Rated Power: 130.0
  • Ambient Temp at Full Rated Power: 70.0 CELSIUS DEGC
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Resistor,fixed,composition, cataloged under National Stock Number 5905-01-056-8195, 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 Rockwell Automation, Inc. Dba Rockwell Automation. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5905-01-056-8195
Primary Part NumberRC20GF123J
Item NameResistor,fixed,composition
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerRockwell Automation, Inc. Dba Rockwell Automation
StatusACTIVE
Style DesignatorAXIAL TERMINAL EACH END
Power Dissipation Rating in Watts0.500 FREE AIR
Body Diameter0.138 INCHES NOMINAL IN
Inclosure TypeENCAPSULATED
Terminal TypeWIRE LEAD
Ambient Temp in Deg Celsius at Zero Percent Rated Power130.0
Ambient Temp at Full Rated Power70.0 CELSIUS DEGC
Body Length0.375 INCHES NOMINAL IN
Electrical Resistance12.000 KILOHMS
Resistance Tolerance in Percent-5.000 TO 5.000
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5905-00-279-3502 INTERCHANGEABLE
Resistor,fixed,composition
5905-00-549-8222 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
5905-00-943-1108 INTERCHANGEABLE
Resistor,fixed,composition
Cross-Reference Index
Part NumberManufacturer
RC20GF123J PRIMARY Rockwell Automation, Inc. Dba Rockwell Automation (USA)
Related Parts
5905-00-279-3502INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
5905-00-549-8222INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
5905-00-943-1108INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION

Frequently Asked Questions

What is NSN 5905-01-056-8195?

NSN 5905-01-056-8195 is a Resistor,fixed,composition, manufactured by Rockwell Automation, Inc. Dba Rockwell Automation, classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-01-056-8195?

NSN 5905-01-056-8195 has 1 cross-referenced part number: RC20GF123J (Rockwell Automation, Inc. Dba Rockwell Automation).

What NSN replaces 5905-01-056-8195?

There are 3 known substitutes for 5905-01-056-8195: 5905-00-279-3502, 5905-00-549-8222, 5905-00-943-1108. Verify interchangeability with system specifications before substitution.

What are the specifications of RC20GF123J?

Key specifications for RC20GF123J: Style Designator: AXIAL TERMINAL EACH END; Power Dissipation Rating in Watts: 0.500 FREE AIR; Body Diameter: 0.138 INCHES NOMINAL IN; Inclosure Type: ENCAPSULATED. 10 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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