PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3 1-2EResistor,fixed,wire Wound

Trw Inc Trw Electronic Components Irc Fixed Resistors Philadelphia Div · NSN 5905-00-279-4233 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-279-4233 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-279-4233. Primary manufacturer part number: 3 1-2E.
Features
  • Resistor,fixed,wire Wound — FSC 5905
  • Inclosure Type: ENCAPSULATED
  • Electrical Resistance: 500.000 OHMS
  • Terminal Type: TAB, SOLDER LUG
  • Temp Range of Temp Coefficient in Deg Celsius: -55.0 TO 350.0
  • Terminal Length: 0.440 INCHES NOMINAL IN
  • Style Designator: RADIAL TERMINAL EACH END
  • Power Dissipation Rating in Watts: 50.000 FREE AIR
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
  • Circuit regulation and filtering
  • Signal conditioning
General Description

The Resistor,fixed,wire Wound, cataloged under National Stock Number 5905-00-279-4233, 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 13 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5905-00-279-4233
Primary Part Number3 1-2E
Item NameResistor,fixed,wire Wound
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerTrw Inc Trw Electronic Components Irc Fixed Resistors Philadelphia Div
StatusACTIVE
Inclosure TypeENCAPSULATED
Electrical Resistance500.000 OHMS
Terminal TypeTAB, SOLDER LUG
Temp Range of Temp Coefficient in Deg Celsius-55.0 TO 350.0
Terminal Length0.440 INCHES NOMINAL IN
Style DesignatorRADIAL TERMINAL EACH END
Power Dissipation Rating in Watts50.000 FREE AIR
Body Diameter0.750 INCHES NOMINAL IN
Ambient Temp at Full Rated Power40.0 CELSIUS DEGC
Ambient Temp in Deg Celsius at Zero Percent Rated Power350.0
Body Length3.500 INCHES NOMINAL IN
Resistance Tolerance in Percent-5.000 TO 5.000
Temp Coefficient of Resistance in Ppm Per Deg Celsius-25.0 TO 25.0
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2920-01-164-778012002080 INTERCHANGEABLE
Lead,ignition,engine
Military Vehicles Opn General Motors Truck and Bus Group Ms 2603-02
5985-01-418-6875312E INTERCHANGEABLE
Coupler,directional
Omega Laboratories Inc
Cross-Reference Index
Part NumberManufacturer
3 1-2E Trw Inc Trw Electronic Components Irc Fixed Resistors Philadelphia Div (USA)
Related Parts
2920-01-164-7780INTERCHANGEABLE
LEAD,IGNITION,ENGINE
12002080
5985-01-418-6875INTERCHANGEABLE
COUPLER,DIRECTIONAL
312E

Frequently Asked Questions

What is NSN 5905-00-279-4233?

NSN 5905-00-279-4233 is a Resistor,fixed,wire Wound, manufactured by Trw Inc Trw Electronic Components Irc Fixed Resistors Philadelphia Div, classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-00-279-4233?

NSN 5905-00-279-4233 has 1 cross-referenced part number: 3 1-2E (Trw Inc Trw Electronic Components Irc Fixed Resistors Philadelphia Div).

What NSN replaces 5905-00-279-4233?

There are 2 known substitutes for 5905-00-279-4233: 2920-01-164-7780, 5985-01-418-6875. Verify interchangeability with system specifications before substitution.

What are the specifications of 3 1-2E?

Key specifications for 3 1-2E: Inclosure Type: ENCAPSULATED; Electrical Resistance: 500.000 OHMS; Terminal Type: TAB, SOLDER LUG; Temp Range of Temp Coefficient in Deg Celsius: -55.0 TO 350.0. 13 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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