Impeller, Fan, Axial4140-01-191-4770

NSN 4140-01-191-4770 · NIIN 011914770 · Part number 55-000823

Western Sky Industries Inc Dba Electromech Techologies · FSC 4140 — Fans, Air Circulators, and Blower Equipment · FSG 41 — Refrigeration, AC, and Air Circulating Equipment · CAGE 64731

Government record, cited

NSN 4140-01-191-4770 — this item is cataloged by the U.S. Government under National Stock Number 4140-01-191-4770. Manufacturer of record part number: 55-000823.

Also searched as 4140-01-191-4770 · 4140011914770 · NIIN 011914770 · 01-191-4770 · FSC 4140 Fans, Air Circulators, and Blower Equipment · CAGE 64731 · 55-000823 · 55-25750

Nearby stock numbers ← 4140-01-191-4764 Fan, Vaneaxial · 4140-01-191-4771 Impeller, Fan, Axial →

Features

Impeller,fan,axial — FSC 4140
1 manufacturer part number on file
Manufacturer of record: Western Sky Industries Inc Dba Electromech Techologies

Identification

NSN: 4140-01-191-4770
NIIN: 011914770
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
FSG: 41 — Refrigeration, AC, and Air Circulating Equipment
Primary part number: 55-000823
Manufacturer: Western Sky Industries Inc Dba Electromech Techologies

General Description

The Impeller,fan,axial, cataloged under National Stock Number 4140-01-191-4770, 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 Western Sky Industries Inc Dba Electromech Techologies. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Impeller,fan,axial
FSC / FSG	4140 — Fans, Air Circulators, and Blower Equipment (FSG 41)
Manufacturers	Western Sky Industries Inc Dba Electromech Techologies (CAGE 64731)

Technical Specifications

Parameter	Value
NSN	4140-01-191-4770
Primary Part Number	55-000823
Item Name	Impeller,fan,axial
FSC / FSG	4140 / 41 — Fans, Air Circulators, and Blower Equipment
Manufacturer	Western Sky Industries Inc Dba Electromech Techologies
Status	ACTIVE

Lifecycle & Compliance

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

Cross-Reference Index

Part Number	Manufacturer
55-000823 PRIMARY	Western Sky Industries Inc Dba Electromech Techologies (USA)

Reference documents

Reference	Meaning
55-25750	5/1 Secondary reference Western Sky Industries Inc Dba Electromech Techologies

Frequently Asked Questions

What is NSN 4140-01-191-4770?

NSN 4140-01-191-4770 is a Impeller,fan,axial, manufactured by Western Sky Industries Inc Dba Electromech Techologies, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.

What part numbers are listed for NSN 4140-01-191-4770?

NSN 4140-01-191-4770 has 1 manufacturer part number on file: 55-000823 (Western Sky Industries Inc Dba Electromech Techologies).

Is NSN 4140-01-191-4770 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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