PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SMB179078Resistor,variable,wire Wound,non

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5905-00-503-5049 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-503-5049 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-503-5049. Primary manufacturer part number: SMB179078.
Features
  • Resistor,variable,wire Wound,non — FSC 5905
  • Rotary Actuator Travel in Angular Deg: 300.0 NOMINAL
  • Shaft Diameter: 0.250 INCHES NOMINAL IN
  • Shaft Length: 0.625 INCHES NOMINAL IN
  • Mounting Method: LOCKING BUSHING
  • Electrical Resistance Per Section: 100.000 OHMS SINGLE SECTION
  • Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power: 105.0 SINGLE SECTION
  • Resistance Tolerance Per Section in Percent: -10.0 TO 10.0 SINGLE SECTION
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 5905-00-503-5049, 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 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 26 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5905-00-503-5049
Primary Part NumberSMB179078
Item NameResistor,variable,wire Wound,non
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Rotary Actuator Travel in Angular Deg300.0 NOMINAL
Shaft Diameter0.250 INCHES NOMINAL IN
Shaft Length0.625 INCHES NOMINAL IN
Mounting MethodLOCKING BUSHING
Electrical Resistance Per Section100.000 OHMS SINGLE SECTION
Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power105.0 SINGLE SECTION
Resistance Tolerance Per Section in Percent-10.0 TO 10.0 SINGLE SECTION
Terminal LocationRADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED
Terminal Type and Quantity3 TAB, SOLDER LUG
Actuator Travel Control FeatureSTOPS
Ambient Temp in Deg Celsius Per Section at Full Rated Power40.0 SINGLE SECTION
Power Dissipation Rating Per Section in Watts2.0 FREE AIR SINGLE SECTION
Nonturn Device Radius0.531 INCHES NOMINAL IN
Mounting Bushing Length0.500 INCHES NOMINAL IN
Body Diameter1.280 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Screw Thread Diameter0.375 INCHES NOMINAL IN
Section Quantity1
Body StyleCYLINDRICAL BUSHING MOUNTED
Screw Thread Quantity Per Inch32.0
Nonturn Device LocationAT 9 OCLOCK
Actuator TypeSINGLE SHAFT
Shaft StyleROUND, SLOTTED
Effective Electrical Rotation in Deg Angular Rotation300.0 NOMINAL
Body Length0.620 INCHES NOMINAL IN
Screw Thread Series DesignatorUNEF
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5330-00-292-049210206 INTERCHANGEABLE
Seal,plain Encased
Garwood/feller Inc Garwood Winch Div
3455-00-401-618151-10376 INTERCHANGEABLE
Cutter,milling,end
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
1680-00-593-9334 INTERCHANGEABLE
Shaft Assembly,flexible
3825-00-836-1675 INTERCHANGEABLE
Brush,front Sweeper
5950-01-030-702657-313-001 INTERCHANGEABLE
Transformer,power
Astec America Inc.
Cross-Reference Index
Part NumberManufacturer
43424 Cts Corp (USA)
43424 Cts Corp Electromechanical Div (USA)
SMB179078 Clarostat Sensors and Controls (USA)
SMB179078 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
SMB179078 Mallory Sonalert Products, Inc. (USA)
Related Parts
5330-00-292-0492INTERCHANGEABLE
SEAL,PLAIN ENCASED
10206
3455-00-401-6181INTERCHANGEABLE
CUTTER,MILLING,END
51-10376
1680-00-593-9334INTERCHANGEABLE
SHAFT ASSEMBLY,FLEXIBLE
3825-00-836-1675INTERCHANGEABLE
BRUSH,FRONT SWEEPER
5950-01-030-7026INTERCHANGEABLE
TRANSFORMER,POWER
57-313-001

Frequently Asked Questions

What is NSN 5905-00-503-5049?

NSN 5905-00-503-5049 is a Resistor,variable,wire Wound,non, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-00-503-5049?

NSN 5905-00-503-5049 has 5 cross-referenced part numbers: 43424 (Cts Corp), 43424 (Cts Corp Electromechanical Div), SMB179078 (Clarostat Sensors and Controls), SMB179078 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), SMB179078 (Mallory Sonalert Products, Inc.).

What NSN replaces 5905-00-503-5049?

There are 5 known substitutes for 5905-00-503-5049: 5330-00-292-0492, 3455-00-401-6181, 1680-00-593-9334 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SMB179078?

Key specifications for SMB179078: Rotary Actuator Travel in Angular Deg: 300.0 NOMINAL; Shaft Diameter: 0.250 INCHES NOMINAL IN; Shaft Length: 0.625 INCHES NOMINAL IN; Mounting Method: LOCKING BUSHING. 26 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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