PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3557Resistor,variable,wire Wound,non

Cts Corp Electromechanical Div · NSN 5905-00-447-9204 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-447-9204 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-447-9204. Primary manufacturer part number: 3557.
Features
  • Resistor,variable,wire Wound,non — FSC 5905
  • Screw Thread Series Designator: UNEF
  • Nonturn Device Location: AT 9 OCLOCK
  • Body Diameter: 0.875 INCHES NOMINAL IN
  • Reliability Indicator: NOT ESTABLISHED
  • Effective Electrical Rotation in Deg Angular Rotation: 300.0 NOMINAL
  • Body Style: CYLINDRICAL BUSHING MOUNTED
  • Body Length: 0.375 INCHES NOMINAL IN
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 5905-00-447-9204, 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 Cts Corp Electromechanical Div. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5905-00-447-9204
Primary Part Number3557
Item NameResistor,variable,wire Wound,non
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerCts Corp Electromechanical Div
StatusACTIVE
Screw Thread Series DesignatorUNEF
Nonturn Device LocationAT 9 OCLOCK
Body Diameter0.875 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Effective Electrical Rotation in Deg Angular Rotation300.0 NOMINAL
Body StyleCYLINDRICAL BUSHING MOUNTED
Body Length0.375 INCHES NOMINAL IN
Shaft Diameter0.250 INCHES NOMINAL IN
Electrical Resistance Per Section5.0 KILOHMS SINGLE SECTION
Rotary Actuator Travel in Angular Deg300.0 NOMINAL
Features ProvidedHUMIDITY PROOF
Mounting MethodSTANDARD BUSHING
Temp Coefficient of Resistance Wire Per Section in Ppm Per Deg Celsius-20.0 TO 20.0 SINGLE SECTION
Resistance Tolerance Per Section in Percent-20.0 TO 20.0 SINGLE SECTION
Ambient Temp in Deg Celsius Per Section at Full Rated Power55.0 SINGLE SECTION
Power Dissipation Rating Per Section in Watts2.0 FREE AIR SINGLE SECTION
Terminal Type and Quantity3 TAB, SOLDER LUG
Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power105.0 SINGLE SECTION
Actuator Travel Control FeatureSTOPS
Terminal LocationRADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED
Section Quantity1
Shaft Length0.875 INCHES NOMINAL IN
Nonturn Device Radius0.438 INCHES NOMINAL IN
Screw Thread Diameter0.375 INCHES NOMINAL IN
Actuator TypeSINGLE SHAFT
Shaft StyleROUND
Fragility FactorMODERATELY RUGGED
Overall Diameter1.125 INCHES NOMINAL IN
Screw Thread Quantity Per Inch32.0
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
2530-00-594-518875083R91 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/
3120-00-709-7424 INTERCHANGEABLE
Bearing,sleeve
5360-00-790-26883557 INTERCHANGEABLE
Spring,helical,extension
Coffin Turbo Pump Inc
1650-00-790-9726 INTERCHANGEABLE
Bushing,compensator
4110-01-013-00593557 INTERCHANGEABLE
Refrigerator,mechanical,bacterio
Lab-Line Instruments Inc Div Barnsteadthermolyne Corp.
5110-01-142-0078 INTERCHANGEABLE
Notcher,cable,hand
Cross-Reference Index
Part NumberManufacturer
3557 Cts Corp Electromechanical Div (USA)
3557 Cts Corp (USA)
SE151A208R3 Symmetricom, Inc (USA)
Related Parts
2530-00-594-5188INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
75083R91
3120-00-709-7424INTERCHANGEABLE
BEARING,SLEEVE
5360-00-790-2688INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
3557
1650-00-790-9726INTERCHANGEABLE
BUSHING,COMPENSATOR
4110-01-013-0059INTERCHANGEABLE
REFRIGERATOR,MECHANICAL,BACTERIO
3557
5110-01-142-0078INTERCHANGEABLE
NOTCHER,CABLE,HAND

Frequently Asked Questions

What is NSN 5905-00-447-9204?

NSN 5905-00-447-9204 is a Resistor,variable,wire Wound,non, manufactured by Cts Corp Electromechanical Div, classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-00-447-9204?

NSN 5905-00-447-9204 has 3 cross-referenced part numbers: 3557 (Cts Corp Electromechanical Div), 3557 (Cts Corp), SE151A208R3 (Symmetricom, Inc).

What NSN replaces 5905-00-447-9204?

There are 6 known substitutes for 5905-00-447-9204: 2530-00-594-5188, 3120-00-709-7424, 5360-00-790-2688 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3557?

Key specifications for 3557: Screw Thread Series Designator: UNEF; Nonturn Device Location: AT 9 OCLOCK; Body Diameter: 0.875 INCHES NOMINAL IN; Reliability Indicator: NOT ESTABLISHED. 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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