PartsTable TECHNICAL DATA SHEET

NSN 4140-01-441-3333Government record, cited

Impeller, Fan, Axial4140-01-441-3333

NSN 4140-01-441-3333 · NIIN 014413333 · Part number 51296-90P-AL-7/8

Howden American Fan Company Dba American Fan Co Div Howden Usa Company · FSC 4140 — Fans, Air Circulators, and Blower Equipment · FSG 41 — Refrigeration, AC, and Air Circulating Equipment · CAGE 53555

Government record, cited

NSN 4140-01-441-3333 — this item is cataloged by the U.S. Government under National Stock Number 4140-01-441-3333. Manufacturer of record part number: 51296-90P-AL-7/8.

Also searched as 4140-01-441-3333 · 4140014413333 · NIIN 014413333 · 01-441-3333 · FSC 4140 Fans, Air Circulators, and Blower Equipment · CAGE 53555 · 51296-90P-AL-7/8

Nearby stock numbers ← 4140-01-441-3331 Fan, Vaneaxial · 4140-01-441-3535 Guard, Fan Impeller →

Features

Impeller,fan,axial — FSC 4140
1 manufacturer part number on file
Manufacturer of record: Howden American Fan Company Dba American Fan Co Div Howden Usa Company

Identification

NSN: 4140-01-441-3333
NIIN: 014413333
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
FSG: 41 — Refrigeration, AC, and Air Circulating Equipment
Primary part number: 51296-90P-AL-7/8
Manufacturer: Howden American Fan Company Dba American Fan Co Div Howden Usa Company

General Description

The Impeller,fan,axial, cataloged under National Stock Number 4140-01-441-3333, 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 Howden American Fan Company Dba American Fan Co Div Howden Usa Company. 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

Parameter	Value
NSN	4140-01-441-3333
Primary Part Number	51296-90P-AL-7/8
Item Name	Impeller,fan,axial
FSC / FSG	4140 / 41 — Fans, Air Circulators, and Blower Equipment
Manufacturer	Howden American Fan Company Dba American Fan Co Div Howden Usa Company
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
51296-90P-AL-7/8 PRIMARY	Howden American Fan Company Dba American Fan Co Div Howden Usa Company (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 4140-01-441-3333?

NSN 4140-01-441-3333 is a Impeller,fan,axial, manufactured by Howden American Fan Company Dba American Fan Co Div Howden Usa Company, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.

What part numbers are listed for NSN 4140-01-441-3333?

NSN 4140-01-441-3333 has 1 manufacturer part number on file: 51296-90P-AL-7/8 (Howden American Fan Company Dba American Fan Co Div Howden Usa Company).

What are the specifications of 51296-90P-AL-7/8?

Key specifications for 51296-90P-AL-7/8: Special Features: BCS-165 IMPELLER ASSY;1800 RPM MAX;ARR RPM; End Item Identification: WOODS FAN CO.PART NUMBER 957265N. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4140-01-441-3333 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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