PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SMB447148Resistor,variable,nonwire Wound,

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5905-00-978-7455 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-978-7455 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-978-7455. Primary manufacturer part number: SMB447148.
Features
  • Resistor,variable,nonwire Wound, — FSC 5905
  • Section Quantity: 1
  • Mounting Bushing Length: 0.375 INCHES NOMINAL IN
  • Criticality Code Justification: FEAT
  • Power Dissipation Rating Per Section in Watts: 0.75 FREE AIR SINGLE SECTION
  • Body Length: 0.500 INCHES MAXIMUM IN
  • Resistance Tolerance Per Section in Percent: -10.0 TO 10.0 SINGLE SECTION
  • Screw Thread Quantity Per Inch: 32.0
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-00-978-7455, 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 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5905-00-978-7455
Primary Part NumberSMB447148
Item NameResistor,variable,nonwire Wound,
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusCANCELLED
Section Quantity1
Mounting Bushing Length0.375 INCHES NOMINAL IN
Criticality Code JustificationFEAT
Power Dissipation Rating Per Section in Watts0.75 FREE AIR SINGLE SECTION
Body Length0.500 INCHES MAXIMUM IN
Resistance Tolerance Per Section in Percent-10.0 TO 10.0 SINGLE SECTION
Screw Thread Quantity Per Inch32.0
Terminal Type and Quantity3 TURRET
Shaft StyleROUND, FLATTED
Rotary Actuator Travel in Angular Deg300.0 NOMINAL
Actuator Travel Control FeatureSTOPS
Electrical Resistance Per Section10.0 KILOHMS SINGLE SECTION
Terminal LocationREAR END
Mounting MethodSTANDARD BUSHING
Features ProvidedSHAFT SEAL
Screw Thread Diameter0.375 INCHES NOMINAL IN
Actuator TypeSINGLE SHAFT
Body Diameter0.718 INCHES NOMINAL IN
First Flat Length0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
Flat Height0.188 INCHES NOMINAL IN
Effective Electrical Rotation in Deg Angular Rotation300.0 NOMINAL
Shaft Length0.688 INCHES NOMINAL IN
Screw Thread Series DesignatorUNEF
Body StyleCYLINDRICAL BUSHING MOUNTED
Reliability IndicatorNOT ESTABLISHED
Shaft Diameter0.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
4720-00-566-4617106115 INTERCHANGEABLE
Hose Assembly,nonmetallic
Smiths Tubular Systems-Laconia, Inc.
5306-00-869-9687124585 INTERCHANGEABLE
Bolt,wrenching
Parker Hannifin Corporation Div Hydraulic Systems Division
Cross-Reference Index
Part NumberManufacturer
SMB447148 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
SMB447148 Thales Espana Sistemas, S.a.u. (ESP)
124585 L3harris Technologies, Inc. (USA)
SMB447148 Precision Electronics Corporation (CAN)
300-2242 Nimikkeistokeskus Ncb Finland (FIN)
5911053 Tadiran Ltd (ISR)
Related Parts
4720-00-566-4617INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
106115
5306-00-869-9687INTERCHANGEABLE
BOLT,WRENCHING
124585

Frequently Asked Questions

What is NSN 5905-00-978-7455?

NSN 5905-00-978-7455 is a Resistor,variable,nonwire Wound,, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5905 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5905-00-978-7455?

NSN 5905-00-978-7455 has 6 cross-referenced part numbers: SMB447148 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), SMB447148 (Thales Espana Sistemas, S.a.u.), 124585 (L3harris Technologies, Inc.), SMB447148 (Precision Electronics Corporation), 300-2242 (Nimikkeistokeskus Ncb Finland) and 1 more.

What NSN replaces 5905-00-978-7455?

There are 2 known substitutes for 5905-00-978-7455: 4720-00-566-4617, 5306-00-869-9687. Verify interchangeability with system specifications before substitution.

What are the specifications of SMB447148?

Key specifications for SMB447148: Section Quantity: 1; Mounting Bushing Length: 0.375 INCHES NOMINAL IN; Criticality Code Justification: FEAT; Power Dissipation Rating Per Section in Watts: 0.75 FREE AIR SINGLE SECTION. 27 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5905-00-978-7455 still in active supply?

NSN 5905-00-978-7455 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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