Impeller, Fan, Centrifugal4140-01-487-7425

NSN 4140-01-487-7425 · NIIN 014877425

FSC 4140 — Fans, Air Circulators, and Blower Equipment · FSG 41 — Refrigeration, AC, and Air Circulating Equipment

Government record, cited

Also searched as 4140-01-487-7425 · 4140014877425 · NIIN 014877425 · 01-487-7425 · FSC 4140 Fans, Air Circulators, and Blower Equipment

Nearby stock numbers ← 4140-01-487-7179 Fan, Tubeaxial · 4140-01-487-8223 Fan, Tubeaxial →

Features

Impeller,fan,centrifugal — FSC 4140
Mounting Hole Quantity: 8
Style Designator: CURVED BLADES SINGLE WIDTH
Attachment Method: BOLT HOLE
Blade Quantity: 5
Rotation Direction for Which Designed: CLOCKWISE

Identification

NSN: 4140-01-487-7425
NIIN: 014877425
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
FSG: 41 — Refrigeration, AC, and Air Circulating Equipment

General Description

The Impeller,fan,centrifugal, cataloged under National Stock Number 4140-01-487-7425, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4140-01-487-7425
Item Name	Impeller,fan,centrifugal
FSC / FSG	4140 / 41 — Fans, Air Circulators, and Blower Equipment
Status	ACTIVE
Mounting Hole Quantity	8
Style Designator	CURVED BLADES SINGLE WIDTH
Attachment Method	BOLT HOLE
Blade Quantity	5
Rotation Direction for Which Designed	CLOCKWISE

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

⇄ Related Items 1

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

6515-01-502-2544388.337 POSSIBLE MATCH

SHAFT,SCREWDRIVER,BONE

Possible match (shared part number)Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
021801	3/2 Design control — primary reference U.S. Government activity

Related Parts

6515-01-502-2544POSSIBLE MATCH

SHAFT,SCREWDRIVER,BONE

388.337

Frequently Asked Questions

What is NSN 4140-01-487-7425?

NSN 4140-01-487-7425 is a Impeller,fan,centrifugal, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.

What NSN replaces 4140-01-487-7425?

1 possible match (shared part number, not a government interchangeability claim): 6515-01-502-2544. Verify interchangeability with system specifications before substitution.

What are the specifications of 4140-01-487-7425?

Key specifications for 4140-01-487-7425: Mounting Hole Quantity: 8; Style Designator: CURVED BLADES SINGLE WIDTH; Attachment Method: BOLT HOLE; Blade Quantity: 5. 5 specifications are documented in the U.S. Government catalog.

Is NSN 4140-01-487-7425 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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