PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

502-0156Resistor,variable,wire Wound,pre

Vishay Sprague Inc · NSN 5905-01-017-5849 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-01-017-5849 — this item is cataloged by the U.S. Government under National Stock Number 5905-01-017-5849. Primary manufacturer part number: 502-0156.
Features
  • Resistor,variable,wire Wound,pre — FSC 5905
  • Pilot Length: 0.0620 INCHES NOMINAL IN
  • Section Quantity: 1
  • Mounting Lip Depth: 0.0620 INCHES NOMINAL IN
  • Features Provided: NONMETALLIC SHAFT
  • Mounting Method: CLAMP RING(S)
  • Electrical Resistance Per Section: 156.0 OHMS SINGLE SECTION
  • Undercut Width: 0.0570 INCHES MINIMUM IN
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 5905-01-017-5849, 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 Vishay Sprague Inc. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5905-01-017-5849
Primary Part Number502-0156
Item NameResistor,variable,wire Wound,pre
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerVishay Sprague Inc
StatusACTIVE
Pilot Length0.0620 INCHES NOMINAL IN
Section Quantity1
Mounting Lip Depth0.0620 INCHES NOMINAL IN
Features ProvidedNONMETALLIC SHAFT
Mounting MethodCLAMP RING(S)
Electrical Resistance Per Section156.0 OHMS SINGLE SECTION
Undercut Width0.0570 INCHES MINIMUM IN
Overall Diameter1.031 INCHES NOMINAL IN
Shaft End Play0.005 INCHES IN
Maximum Running Torque0.30 INCH-OUNCES IN
Actuator TypeSINGLE SHAFT
Shaft Runout0.002 INCHES IN
Effective Electrical Rotation in Deg Angular Rotation3600.0 NOMINAL
Lateral Runout0.002 INCHES IN
Pilot Diameter Runout0.002 INCHES IN
Shaft Radial Play0.002 INCHES IN
Rotary Actuator Travel in Angular Deg3600.0 NOMINAL
Maximum Starting Torque0.40 INCH-OUNCES IN
Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power125.0 SINGLE SECTION
Shaft Length0.375 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Bearing TypeBALL SHAFT
Mounting Lip Diameter0.8750 INCHES NOMINAL IN
Temp Coefficient of Resistance Per Section in Ppm Per Deg Celsius-800.0 TO 800.0 SINGLE SECTION
Terminal Type and Quantity3 TAB, SOLDER LUG
Shaft Diameter0.1248 INCHES MAXIMUM IN
Resistance Tolerance Per Section in Percent-1.0 TO 1.0 SINGLE SECTION
Body Diameter0.875 INCHES NOMINAL IN
Shaft StyleROUND
Function Characteristic Per SectionSINGLE SECTION LINEAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4730-00-278-44973B6772 INTERCHANGEABLE
Elbow,pipe
Caterpillar Inc Div Caterpillar Defense
2530-00-350-64925590650 INTERCHANGEABLE
Filter,fluid
U S Army Tank Automotive Command Amsta-Im-Mm
3020-00-462-4767 INTERCHANGEABLE
Gear,helical
5910-00-557-6593MCM19D820J INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
General Instrument Corp Corporate Headquarters
5935-01-072-851231-30231-56 INTERCHANGEABLE
Connector,plug,electrical
Amphenol Corporation Div Amphenol Rf
Cross-Reference Index
Part NumberManufacturer
502-156 Vishay Sprague Inc (USA)
502-0156 PRIMARY Vishay Sprague Inc (USA)
Related Parts
4730-00-278-4497INTERCHANGEABLE
ELBOW,PIPE
3B6772
2530-00-350-6492INTERCHANGEABLE
FILTER,FLUID
5590650
3020-00-462-4767INTERCHANGEABLE
GEAR,HELICAL
5910-00-557-6593INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
MCM19D820J
5935-01-072-8512INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
31-30231-56

Frequently Asked Questions

What is NSN 5905-01-017-5849?

NSN 5905-01-017-5849 is a Resistor,variable,wire Wound,pre, manufactured by Vishay Sprague Inc, classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-01-017-5849?

NSN 5905-01-017-5849 has 2 cross-referenced part numbers: 502-156 (Vishay Sprague Inc), 502-0156 (Vishay Sprague Inc).

What NSN replaces 5905-01-017-5849?

There are 5 known substitutes for 5905-01-017-5849: 4730-00-278-4497, 2530-00-350-6492, 3020-00-462-4767 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 502-0156?

Key specifications for 502-0156: Pilot Length: 0.0620 INCHES NOMINAL IN; Section Quantity: 1; Mounting Lip Depth: 0.0620 INCHES NOMINAL IN; Features Provided: NONMETALLIC SHAFT. 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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