PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

62-903Resistor,variable,wire Wound,pre

Lockheed Martin Corporation Div Rms - Mitchel Field · NSN 5905-00-617-9559 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-617-9559 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-617-9559. Primary manufacturer part number: 62-903.
Features
  • Resistor,variable,wire Wound,pre — FSC 5905
  • Pilot Diameter: 1.3115 INCHES MINIMUM AND 1.3120 INCHES MAXIMUM IN
  • Terminal Type and Quantity: 15 SOLDER STUD
  • Power Dissipation Rating Per Section in Watts: 2.0 FREE AIR SINGLE SECTION
  • Function Characteristic Per Section: SINGLE SECTION LINEAR
  • Terminal Location: LONGITUDINALLY POSITIONED ON THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED
  • Actuator Travel Control Feature: CONTINUOUS MOTION
  • Ambient Temp in Deg Celsius Per Section at Full Rated Power: 40.0 SINGLE SECTION
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 5905-00-617-9559, 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 Corporation Div Rms - Mitchel Field. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5905-00-617-9559
Primary Part Number62-903
Item NameResistor,variable,wire Wound,pre
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms - Mitchel Field
StatusCANCELLED
Pilot Diameter1.3115 INCHES MINIMUM AND 1.3120 INCHES MAXIMUM IN
Terminal Type and Quantity15 SOLDER STUD
Power Dissipation Rating Per Section in Watts2.0 FREE AIR SINGLE SECTION
Function Characteristic Per SectionSINGLE SECTION LINEAR
Terminal LocationLONGITUDINALLY POSITIONED ON THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED
Actuator Travel Control FeatureCONTINUOUS MOTION
Ambient Temp in Deg Celsius Per Section at Full Rated Power40.0 SINGLE SECTION
Function Conformity Per SectionSINGLE SECTION ABSOLUTE LINEARITY
Resistance Tolerance Per Section in Percent-5.0 TO 5.0 1ST SECTION AND -5.0 TO 5.0 2ND SECTION AND -5.0 TO 5.0 3RD SECTION AND -5.0 TO 5.0 4TH SECTION AND -5.0 TO 5.0 5TH SECTION
Undercut Width0.0730 INCHES MINIMUM IN
Rotary Actuator Travel in Angular Deg360.0 NOMINAL
Shaft StyleROUND, SLOTTED
Shaft Length0.625 INCHES NOMINAL IN
Mounting Lip Depth0.0620 INCHES NOMINAL IN
Body Diameter1.437 INCHES MINIMUM AND 1.451 INCHES MAXIMUM IN
Body StyleCYLINDRICAL SERVO MOUNTED
Effective Electrical Rotation in Deg Angular Rotation354.0 NOMINAL
Overall Diameter1.422 INCHES MINIMUM AND 1.454 INCHES MAXIMUM IN
Electrical Resistance Per Section9.750 KILOHMS 1ST SECTION AND 9.750 KILOHMS 2ND SECTION AND 9.750 KILOHMS 3RD SECTION AND 9.750 KILOHMS 4TH SECTION AND 9.750 KILOHMS 5TH SECTION
Mounting MethodFLANGE
Shaft Runout0.001 INCHES IN
Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power80.0 SINGLE SECTION
Function Conformity Tolerance Per Section-0.15 TO 0.15 SINGLE SECTION
Reliability IndicatorNOT ESTABLISHED
Maximum Running Torque2.40 INCH-OUNCES IN
Actuator TypeDOUBLE ENDED SHAFT
Body Length3.160 INCHES MAXIMUM IN
Shaft Diameter0.250 INCHES NOMINAL IN
Pilot Length0.0570 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5133-00-142-495814504 INTERCHANGEABLE
Bit,forstner
Vermont American Corp
3433-00-640-2355 INTERCHANGEABLE
Tip,acetylene Torch
2510-00-737-47731277407 INTERCHANGEABLE
Cover Panel Steerin
Chrysler Realty Company Llc Dba Daimler Chrysler
5920-01-252-80836-290-3 INTERCHANGEABLE
Fuse,cartridge
International Data Sciences Inc Dba Dsp Global
4320-01-305-396017016-3 INTERCHANGEABLE
Diaphragm,pump,turbine
Coffin Turbo Pump Inc
5305-01-459-581311395-6-3 INTERCHANGEABLE
Screw,close Tolerance
Sps Technologies, Llc Dba Aerospace Fasteners Group Div Aerospace - Santa Ana
Cross-Reference Index
Part NumberManufacturer
170-163 Vishay Sprague Inc (USA)
170-163 IV-Electronic Klaus Vespermann Kg (DEU)
62-903 PRIMARY Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
1277407 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
749-6033 Bunker Ramo Corp Amphenol Controls Div (USA)
Related Parts
5133-00-142-4958INTERCHANGEABLE
BIT,FORSTNER
14504
3433-00-640-2355INTERCHANGEABLE
TIP,ACETYLENE TORCH
2510-00-737-4773INTERCHANGEABLE
COVER PANEL STEERIN
1277407
5920-01-252-8083INTERCHANGEABLE
FUSE,CARTRIDGE
6-290-3
4320-01-305-3960INTERCHANGEABLE
DIAPHRAGM,PUMP,TURBINE
17016-3
5305-01-459-5813INTERCHANGEABLE
SCREW,CLOSE TOLERANCE
11395-6-3

Frequently Asked Questions

What is NSN 5905-00-617-9559?

NSN 5905-00-617-9559 is a Resistor,variable,wire Wound,pre, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5905 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5905-00-617-9559?

NSN 5905-00-617-9559 has 5 cross-referenced part numbers: 170-163 (Vishay Sprague Inc), 170-163 (IV-Electronic Klaus Vespermann Kg), 62-903 (Lockheed Martin Corporation Div Rms - Mitchel Field), 1277407 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 749-6033 (Bunker Ramo Corp Amphenol Controls Div).

What NSN replaces 5905-00-617-9559?

There are 6 known substitutes for 5905-00-617-9559: 5133-00-142-4958, 3433-00-640-2355, 2510-00-737-4773 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 62-903?

Key specifications for 62-903: Pilot Diameter: 1.3115 INCHES MINIMUM AND 1.3120 INCHES MAXIMUM IN; Terminal Type and Quantity: 15 SOLDER STUD; Power Dissipation Rating Per Section in Watts: 2.0 FREE AIR SINGLE SECTION; Function Characteristic Per Section: SINGLE SECTION LINEAR. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5905-00-617-9559 still in active supply?

NSN 5905-00-617-9559 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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