PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

349-153H50KResistor,variable,wire Wound,pre

Lockheed Martin Corp · NSN 5905-00-917-0345 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-917-0345 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-917-0345. Primary manufacturer part number: 349-153H50K.
Features
  • Resistor,variable,wire Wound,pre — FSC 5905
  • Body Diameter: 0.875 INCHES NOMINAL IN
  • Screw Thread Series Designator: UNEF
  • Shaft Style: ROUND, SLOTTED
  • Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power: 105.0 SINGLE SECTION
  • Screw Thread Diameter: 0.375 INCHES NOMINAL IN
  • Rotary Actuator Travel in Angular Deg: 3600.0 NOMINAL
  • Actuator Travel Control Feature: CONTINUOUS MOTION
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
  • Circuit regulation and filtering
  • Signal conditioning
General Description

The Resistor,variable,wire Wound,pre, cataloged under National Stock Number 5905-00-917-0345, 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 Lockheed Martin Corp. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, 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
NSN5905-00-917-0345
Primary Part Number349-153H50K
Item NameResistor,variable,wire Wound,pre
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerLockheed Martin Corp
StatusACTIVE
Body Diameter0.875 INCHES NOMINAL IN
Screw Thread Series DesignatorUNEF
Shaft StyleROUND, SLOTTED
Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power105.0 SINGLE SECTION
Screw Thread Diameter0.375 INCHES NOMINAL IN
Rotary Actuator Travel in Angular Deg3600.0 NOMINAL
Actuator Travel Control FeatureCONTINUOUS MOTION
Power Dissipation Rating Per Section in Watts3.0 FREE AIR SINGLE SECTION
Terminal Type and Quantity3 SOLDER STUD
Resistance Tolerance Per Section in Percent-5.0 TO 5.0 SINGLE SECTION
Function Conformity Per SectionSINGLE SECTION INDEPENDENT LINEARITY
Ambient Temp in Deg Celsius Per Section at Full Rated Power40.0 SINGLE SECTION
Terminal LocationLONGITUDINALLY POSITIONED ON THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED
Mounting MethodSTANDARD BUSHING
Function Characteristic Per SectionSINGLE SECTION LINEAR
Reliability IndicatorNOT ESTABLISHED
Body StyleCYLINDRICAL BUSHING MOUNTED
Effective Electrical Rotation in Deg Angular Rotation3600.0 NOMINAL
Features ProvidedNONMETALLIC SHAFT
Screw Thread Quantity Per Inch32.0
Section Quantity1
Function Conformity Tolerance Per Section-0.25 TO 0.25 SINGLE SECTION
Shaft Length0.500 INCHES NOMINAL IN
Body Length1.400 INCHES NOMINAL IN
Actuator TypeSINGLE SHAFT
Mounting Bushing Length0.312 INCHES NOMINAL IN
Electrical Resistance Per Section50.0 KILOHMS SINGLE SECTION
Shaft Diameter0.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5961-00-579-1682 INTERCHANGEABLE
Semiconductor Device,diode
2010-01-025-3610203-4660712RH INTERCHANGEABLE
Propeller,marine
Naval Ship Systems Command
Cross-Reference Index
Part NumberManufacturer
349-153H50K Lockheed Martin Corp (USA)
349-153H50K Vamistor/weston Div of Vamistor Corp of Tennessee Inc (USA)
529293-2 Drs Sustainment Systems, Inc. (USA)
1530-0128 Vishay Sprague Inc (USA)
530-128 Vishay Sprague Inc (USA)
Related Parts
5961-00-579-1682INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
2010-01-025-3610INTERCHANGEABLE
PROPELLER,MARINE
203-4660712RH

Frequently Asked Questions

What is NSN 5905-00-917-0345?

NSN 5905-00-917-0345 is a Resistor,variable,wire Wound,pre, manufactured by Lockheed Martin Corp, classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-00-917-0345?

NSN 5905-00-917-0345 has 5 cross-referenced part numbers: 349-153H50K (Lockheed Martin Corp), 349-153H50K (Vamistor/weston Div of Vamistor Corp of Tennessee Inc), 529293-2 (Drs Sustainment Systems, Inc.), 1530-0128 (Vishay Sprague Inc), 530-128 (Vishay Sprague Inc).

What NSN replaces 5905-00-917-0345?

There are 2 known substitutes for 5905-00-917-0345: 5961-00-579-1682, 2010-01-025-3610. Verify interchangeability with system specifications before substitution.

What are the specifications of 349-153H50K?

Key specifications for 349-153H50K: Body Diameter: 0.875 INCHES NOMINAL IN; Screw Thread Series Designator: UNEF; Shaft Style: ROUND, SLOTTED; Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power: 105.0 SINGLE SECTION. 30 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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