PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4WResistor,variable,wire Wound,non

Trw Inc Trw Electronic Components Irc Fixed Resistors Philadelphia Div · NSN 5905-00-681-4334 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-681-4334 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-681-4334. Primary manufacturer part number: 4W.
Features
  • Resistor,variable,wire Wound,non — FSC 5905
  • Body Diameter: 1.250 INCHES NOMINAL IN
  • Overall Diameter: 1.250 INCHES NOMINAL IN
  • Screw Thread Quantity Per Inch: 32.0
  • Shaft Style: ROUND
  • Resistance Tolerance Per Section in Percent: -2.0 TO 2.0 SINGLE SECTION
  • Power Dissipation Rating Per Section in Watts: 4.0 FREE AIR SINGLE SECTION
  • Terminal Type and Quantity: 3 TAB, SOLDER LUG
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
  • Circuit regulation and filtering
  • Signal conditioning
General Description

The Resistor,variable,wire Wound,non, cataloged under National Stock Number 5905-00-681-4334, 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 22 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
NSN5905-00-681-4334
Primary Part Number4W
Item NameResistor,variable,wire Wound,non
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerTrw Inc Trw Electronic Components Irc Fixed Resistors Philadelphia Div
StatusACTIVE
Body Diameter1.250 INCHES NOMINAL IN
Overall Diameter1.250 INCHES NOMINAL IN
Screw Thread Quantity Per Inch32.0
Shaft StyleROUND
Resistance Tolerance Per Section in Percent-2.0 TO 2.0 SINGLE SECTION
Power Dissipation Rating Per Section in Watts4.0 FREE AIR SINGLE SECTION
Terminal Type and Quantity3 TAB, SOLDER LUG
Mounting MethodSTANDARD BUSHING
Terminal LocationRADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED
Actuator TypeSINGLE SHAFT
Shaft Diameter0.250 INCHES NOMINAL IN
Screw Thread Diameter0.375 INCHES NOMINAL IN
Mounting Bushing Length0.250 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Nonturn Device LocationAT 9 OCLOCK
Shaft Length0.625 INCHES NOMINAL IN
Body StyleCYLINDRICAL BUSHING MOUNTED
Section Quantity1
Body Length0.625 INCHES NOMINAL IN
Nonturn Device Radius0.531 INCHES NOMINAL IN
Electrical Resistance Per Section10.000 KILOHMS SINGLE SECTION
Screw Thread Series DesignatorUNEF
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5310-00-978-7998NRC04 INTERCHANGEABLE
Washer,special
Nyltite Corp of America
3455-01-041-5028 INTERCHANGEABLE
File,rotary
Cross-Reference Index
Part NumberManufacturer
4W Trw Inc Trw Electronic Components Irc Fixed Resistors Philadelphia Div (USA)
Related Parts
5310-00-978-7998INTERCHANGEABLE
WASHER,SPECIAL
NRC04
3455-01-041-5028INTERCHANGEABLE
FILE,ROTARY

Frequently Asked Questions

What is NSN 5905-00-681-4334?

NSN 5905-00-681-4334 is a Resistor,variable,wire Wound,non, 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 5905-00-681-4334?

NSN 5905-00-681-4334 has 1 cross-referenced part number: 4W (Trw Inc Trw Electronic Components Irc Fixed Resistors Philadelphia Div).

What NSN replaces 5905-00-681-4334?

There are 2 known substitutes for 5905-00-681-4334: 5310-00-978-7998, 3455-01-041-5028. Verify interchangeability with system specifications before substitution.

What are the specifications of 4W?

Key specifications for 4W: Body Diameter: 1.250 INCHES NOMINAL IN; Overall Diameter: 1.250 INCHES NOMINAL IN; Screw Thread Quantity Per Inch: 32.0; Shaft Style: ROUND. 23 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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