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 4140-01-286-7348, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Impeller,fan,centrifugal
FSC / FSG
4140 — Fans, Air Circulators, and Blower Equipment (FSG 41)
Technical Specifications
Parameter
Value
NSN
4140-01-286-7348
Item Name
Impeller,fan,centrifugal
FSC / FSG
4140 / 41 — Fans, Air Circulators, and Blower Equipment
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5950-01-459-9164312A3067P1POSSIBLE MATCH
REACTOR
Possible match (shared part number)Bae Systems Controls Inc.
5985-01-717-817614553-2POSSIBLE MATCH
MAST
Possible match (shared part number)Gatr Technologies, Inc.
5985-01-721-826414553-1POSSIBLE MATCH
MAST
Possible match (shared part number)Gatr Technologies, Inc.
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
14553
3/9Design control — primary reference
U.S. Government activity
Related Parts
5950-01-459-9164POSSIBLE MATCH
REACTOR
312A3067P1
5985-01-717-8176POSSIBLE MATCH
MAST
14553-2
5985-01-721-8264POSSIBLE MATCH
MAST
14553-1
Frequently Asked Questions
What is NSN 4140-01-286-7348?
NSN 4140-01-286-7348 is a Impeller,fan,centrifugal, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
What NSN replaces 4140-01-286-7348?
3 possible matches (shared part number, not a government interchangeability claim): 5950-01-459-9164, 5985-01-717-8176, 5985-01-721-8264. Verify interchangeability with system specifications before substitution.
Is NSN 4140-01-286-7348 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.