PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25578Impeller,fan,axial

Schneider Metal Mfg Co Inc Ross Temp Div · NSN 4140-01-144-3751 · FSC 4140 · No Item Name Available
Verified by PartsTable
NSN 4140-01-144-3751 — this item is cataloged by the U.S. Government under National Stock Number 4140-01-144-3751. Primary manufacturer part number: 25578.
Features
  • Impeller,fan,axial — FSC 4140
  • Material: ALUMINUM OVERALL
  • Blade Quantity: 6
  • 1 verified cross-reference
  • Primary manufacturer: Schneider Metal Mfg Co Inc Ross Temp Div
Applications
  • Applications requiring Aluminum Overall construction
General Description

The Impeller,fan,axial, cataloged under National Stock Number 4140-01-144-3751, 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 Schneider Metal Mfg Co Inc Ross Temp Div. Government technical data includes 2 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4140-01-144-3751
Primary Part Number25578
Item NameImpeller,fan,axial
FSC / FSG4140 / 41 — No Item Name Available
ManufacturerSchneider Metal Mfg Co Inc Ross Temp Div
StatusACTIVE
MaterialALUMINUM OVERALL
Blade Quantity6
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3110-00-100-354025578 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
5365-01-189-5581255-78 INTERCHANGEABLE
Spacer
Heathkit Co Inc Dba Heathkit Educational Systems
6220-01-373-591825578 INTERCHANGEABLE
Reflector,light
Grimes Aerospace Company
Cross-Reference Index
Part NumberManufacturer
25578 PRIMARY Schneider Metal Mfg Co Inc Ross Temp Div (USA)
Related Parts
3110-00-100-3540INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
25578
5365-01-189-5581INTERCHANGEABLE
SPACER
255-78
6220-01-373-5918INTERCHANGEABLE
REFLECTOR,LIGHT
25578

Frequently Asked Questions

What is NSN 4140-01-144-3751?

NSN 4140-01-144-3751 is a Impeller,fan,axial, manufactured by Schneider Metal Mfg Co Inc Ross Temp Div, classified under FSC 4140 (No Item Name Available). Status: active.

What are the part numbers for NSN 4140-01-144-3751?

NSN 4140-01-144-3751 has 1 cross-referenced part number: 25578 (Schneider Metal Mfg Co Inc Ross Temp Div).

What NSN replaces 4140-01-144-3751?

There are 3 known substitutes for 4140-01-144-3751: 3110-00-100-3540, 5365-01-189-5581, 6220-01-373-5918. Verify interchangeability with system specifications before substitution.

What are the specifications of 25578?

Key specifications for 25578: Material: ALUMINUM OVERALL; Blade Quantity: 6. 2 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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