PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

128C237H01Fan,vaneaxial

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp · NSN 4140-00-946-6478 · FSC 4140 · No Item Name Available
Verified by PartsTable
NSN 4140-00-946-6478 — this item is cataloged by the U.S. Government under National Stock Number 4140-00-946-6478. Primary manufacturer part number: 128C237H01.
Features
  • Fan,vaneaxial — FSC 4140
  • Voltage in Volts and Current Type: 200.0 AC
  • Material: ALUMINUM BLADE
  • Surface Treatment: ENAMEL HOUSING OUTSIDE
  • Quantity: 1
  • Stage Quantity: 1
  • Surface Treatment: ENAMEL BLADE
  • Surface Treatment: ENAMEL HOUSING INSIDE
Applications
  • Applications requiring Aluminum Blade construction
General Description

The Fan,vaneaxial, cataloged under National Stock Number 4140-00-946-6478, is classified within Federal Supply Class 4140 (No Item Name Available) of the Refrigeration, AC, and Air Circulating Equipment group. The primary manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4140-00-946-6478
Primary Part Number128C237H01
Item NameFan,vaneaxial
FSC / FSG4140 / 41 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
StatusACTIVE
Voltage in Volts and Current Type200.0 AC
MaterialALUMINUM BLADE
Surface TreatmentENAMEL HOUSING OUTSIDE
Quantity1
Stage Quantity1
Surface TreatmentENAMEL BLADE
Surface TreatmentENAMEL HOUSING INSIDE
Prime Mover Drive Shaft Bearing TypeBALL
Operating Speed at Rated Capacity in RPM17000.0
Drive TypeDIRECT
Prime Mover TypeELECTRIC MOTOR
PhaseTHREE
Rotation Direction for Which DesignedCOUNTERCLOCKWISE
Electrical Connection TypeTERMINAL
Diameter2.604 INCHES NOMINAL IN
Frequency in Hertz400.0
MaterialALUMINUM HOUSING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5961-00-964-8656 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
128C237H01 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
A019645 Rotron Incorporated (USA)
Related Parts
5961-00-964-8656INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 4140-00-946-6478?

NSN 4140-00-946-6478 is a Fan,vaneaxial, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 4140 (No Item Name Available). Status: active.

What are the part numbers for NSN 4140-00-946-6478?

NSN 4140-00-946-6478 has 2 cross-referenced part numbers: 128C237H01 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), A019645 (Rotron Incorporated).

What NSN replaces 4140-00-946-6478?

There is 1 known substitute for 4140-00-946-6478: 5961-00-964-8656. Verify interchangeability with system specifications before substitution.

What are the specifications of 128C237H01?

Key specifications for 128C237H01: Voltage in Volts and Current Type: 200.0 AC; Material: ALUMINUM BLADE; Surface Treatment: ENAMEL HOUSING OUTSIDE; Quantity: 1. 17 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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