PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20-139Resistor,variable,wire Wound,non

Spectrum Control Inc Div Weinschel · NSN 5905-00-488-2793 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-488-2793 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-488-2793. Primary manufacturer part number: 20-139.
Features
  • Resistor,variable,wire Wound,non — FSC 5905
  • Actuator Type: SINGLE SHAFT
  • Body Style: CYLINDRICAL BUSHING MOUNTED
  • Reliability Indicator: NOT ESTABLISHED
  • Shaft Style: ROUND, SLOTTED
  • Body Length: 0.906 INCHES NOMINAL IN
  • Electrical Resistance Per Section: 10.0 KILOHMS ALL SECTIONS
  • Rotary Actuator Travel in Angular Deg: 340.0 NOMINAL
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 5905-00-488-2793, 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 Spectrum Control Inc Div Weinschel. Government technical data includes 15 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5905-00-488-2793
Primary Part Number20-139
Item NameResistor,variable,wire Wound,non
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerSpectrum Control Inc Div Weinschel
StatusACTIVE
Actuator TypeSINGLE SHAFT
Body StyleCYLINDRICAL BUSHING MOUNTED
Reliability IndicatorNOT ESTABLISHED
Shaft StyleROUND, SLOTTED
Body Length0.906 INCHES NOMINAL IN
Electrical Resistance Per Section10.0 KILOHMS ALL SECTIONS
Rotary Actuator Travel in Angular Deg340.0 NOMINAL
Mounting MethodSTANDARD BUSHING
Terminal LocationLEFT ADJACENT SIDE TWO ROWS LOCATION NOT OTHERWISE SPECIFIED
Terminal Type and Quantity6 TAB, SOLDER LUG
Shaft Diameter0.375 INCHES NOMINAL IN
Shaft Length0.125 INCHES NOMINAL IN
Nonturn Device LocationAT 1 0CLOCK
Body Diameter0.938 INCHES NOMINAL IN
Section Quantity2
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5306-00-166-140620-58 INTERCHANGEABLE
Bolt,carriage
Motorola Automotive Electronics
5133-00-412-1747 INTERCHANGEABLE
Drill,twist
5998-01-034-408420139 INTERCHANGEABLE
Circuit Card Assembly
Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit
5331-01-092-2041 INTERCHANGEABLE
O-Ring
4820-01-143-13825115PA240009-184-202PSI (20139) INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-149-33232013901S0166 INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
5360-01-181-739020139 INTERCHANGEABLE
Spring,helical,compression
Unipress Corporation
4920-01-299-028220139 INTERCHANGEABLE
Test Program Set
Textron Systems Corporation Dba Textron Systems Corp
4820-01-557-934620139,5115PA240009,38T45PSI INTERCHANGEABLE
Valve,safety Relief
Anderson Greenwood Lp Dba Anderson Greenwood Crosby
5331-01-670-54432-0139 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division
Cross-Reference Index
Part NumberManufacturer
20-139 Spectrum Control Inc Div Weinschel (USA)
Related Parts
5306-00-166-1406INTERCHANGEABLE
BOLT,CARRIAGE
20-58
5133-00-412-1747INTERCHANGEABLE
DRILL,TWIST
5998-01-034-4084INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
20139
5331-01-092-2041INTERCHANGEABLE
O-RING
4820-01-143-1382INTERCHANGEABLE
VALVE,SAFETY RELIEF
5115PA240009-184-202PSI (20139)
4820-01-149-3323INTERCHANGEABLE
VALVE,SAFETY RELIEF
2013901S0166
5360-01-181-7390INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
20139
4920-01-299-0282INTERCHANGEABLE
TEST PROGRAM SET
20139
4820-01-557-9346INTERCHANGEABLE
VALVE,SAFETY RELIEF
20139,5115PA240009,38T45PSI
5331-01-670-5443INTERCHANGEABLE
O-RING
2-0139
5306-01-706-1330INTERCHANGEABLE
BOLT,MACHINE
34-677
4310-01-706-5083INTERCHANGEABLE
CYLINDER SLEEVE
363-A7038

Frequently Asked Questions

What is NSN 5905-00-488-2793?

NSN 5905-00-488-2793 is a Resistor,variable,wire Wound,non, manufactured by Spectrum Control Inc Div Weinschel, classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-00-488-2793?

NSN 5905-00-488-2793 has 1 cross-referenced part number: 20-139 (Spectrum Control Inc Div Weinschel).

What NSN replaces 5905-00-488-2793?

There are 12 known substitutes for 5905-00-488-2793: 5306-00-166-1406, 5133-00-412-1747, 5998-01-034-4084 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20-139?

Key specifications for 20-139: Actuator Type: SINGLE SHAFT; Body Style: CYLINDRICAL BUSHING MOUNTED; Reliability Indicator: NOT ESTABLISHED; Shaft Style: ROUND, SLOTTED. 15 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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