PartsTable TECHNICAL DATA SHEET
NSN 4140-01-556-7940Government record, cited

Fan, Centrifugal4140-01-556-7940

NSN 4140-01-556-7940 · NIIN 015567940 · Part number FN-25
Cannon Load Banks, Inc. Dba Cannon Load Banks Inc · FSC 4140 — Fans, Air Circulators, and Blower Equipment · FSG 41 — Refrigeration, AC, and Air Circulating Equipment · CAGE 0GHG1
Government record, cited
NSN 4140-01-556-7940 — this item is cataloged by the U.S. Government under National Stock Number 4140-01-556-7940. Manufacturer of record part number: FN-25.
Also searched as  4140-01-556-7940 · 4140015567940 · NIIN 015567940 · 01-556-7940 · FSC 4140 Fans, Air Circulators, and Blower Equipment · CAGE 0GHG1 · FN-25
Nearby stock numbers  ·
Features
  • Fan,centrifugal — FSC 4140
  • 1 manufacturer part number on file
  • Manufacturer of record: Cannon Load Banks, Inc. Dba Cannon Load Banks Inc
Identification
  • NSN: 4140-01-556-7940
  • NIIN: 015567940
  • FSC: 4140 — Fans, Air Circulators, and Blower Equipment
  • FSG: 41 — Refrigeration, AC, and Air Circulating Equipment
  • Primary part number: FN-25
  • Manufacturer: Cannon Load Banks, Inc. Dba Cannon Load Banks Inc
General Description

The Fan,centrifugal, cataloged under National Stock Number 4140-01-556-7940, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is Cannon Load Banks, Inc. Dba Cannon Load Banks Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4140-01-556-7940
Primary Part NumberFN-25
Item NameFan,centrifugal
FSC / FSG4140 / 41 — Fans, Air Circulators, and Blower Equipment
ManufacturerCannon Load Banks, Inc. Dba Cannon Load Banks Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
FN-25 PRIMARY Cannon Load Banks, Inc. Dba Cannon Load Banks Inc (USA)
No interchangeability data on file.
Other items in FSC 4140 — Fans, Air Circulators, and Blower Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4140-00-000-0082
IMPELLER,FAN,AXIAL
4140-00-001-1517
FAN,CENTRIFUGAL
4140-00-001-1536
FAN,VENTILATING
4140-00-001-1537
4140-00-001-1537 · Item name not on file
4140-00-001-3930
4140-00-001-3930 · Item name not on file
4140-00-001-6464
4140-00-001-6464 · Item name not on file
4140-00-001-6874
4140-00-001-6874 · Item name not on file
4140-00-001-6875
4140-00-001-6875 · Item name not on file

Frequently Asked Questions

What is NSN 4140-01-556-7940?

NSN 4140-01-556-7940 is a Fan,centrifugal, manufactured by Cannon Load Banks, Inc. Dba Cannon Load Banks Inc, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.

What part numbers are listed for NSN 4140-01-556-7940?

NSN 4140-01-556-7940 has 1 manufacturer part number on file: FN-25 (Cannon Load Banks, Inc. Dba Cannon Load Banks Inc).

What are the specifications of FN-25?

Key specifications for FN-25: Special Features: EBM W2GII0-AK43-31 24 VAC FAN USED IN L-42-350 LOAD BANK VAC; End Item Identification: NATIONAL EXIDE/IPM/UNINTERRUPTIBLE POWER SYSTEM (NEIUPS). 0 specifications are documented in the U.S. Government catalog.

Is NSN 4140-01-556-7940 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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