PartsTable TECHNICAL DATA SHEET

NSN 4140-01-252-9501Government record, cited

Guard, Fan Impeller4140-01-252-9501

NSN 4140-01-252-9501 · NIIN 012529501 · Part number 2W6339

E.h. Baare Corp · FSC 4140 — Fans, Air Circulators, and Blower Equipment · FSG 41 — Refrigeration, AC, and Air Circulating Equipment · CAGE 67099

Government record, cited

NSN 4140-01-252-9501 — this item is cataloged by the U.S. Government under National Stock Number 4140-01-252-9501. Manufacturer of record part number: 2W6339.

Also searched as 4140-01-252-9501 · 4140012529501 · NIIN 012529501 · 01-252-9501 · FSC 4140 Fans, Air Circulators, and Blower Equipment · CAGE 67099 · 2W6339

Nearby stock numbers ← 4140-01-252-9390 Impeller, Fan, Axial · 4140-01-252-9502 Guard, Fan Impeller →

Features

Guard,fan Impeller — FSC 4140
2 manufacturer part numbers on file
Manufacturer of record: E.h. Baare Corp

Identification

NSN: 4140-01-252-9501
NIIN: 012529501
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
FSG: 41 — Refrigeration, AC, and Air Circulating Equipment
Primary part number: 2W6339
Manufacturer: E.h. Baare Corp

General Description

The Guard,fan Impeller, cataloged under National Stock Number 4140-01-252-9501, 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 E.h. Baare Corp. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4140-01-252-9501
Primary Part Number	2W6339
Item Name	Guard,fan Impeller
FSC / FSG	4140 / 41 — Fans, Air Circulators, and Blower Equipment
Manufacturer	E.h. Baare Corp
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
2W6339	Caterpillar Inc Div Caterpillar Defense (USA)
2W6339 PRIMARY	E.h. Baare Corp (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 4140-01-252-9501?

NSN 4140-01-252-9501 is a Guard,fan Impeller, manufactured by E.h. Baare Corp, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.

What part numbers are listed for NSN 4140-01-252-9501?

NSN 4140-01-252-9501 has 2 manufacturer part numbers on file: 2W6339 (Caterpillar Inc Div Caterpillar Defense), 2W6339 (E.h. Baare Corp).

What are the specifications of 2W6339?

Key specifications for 2W6339: Special Features: STEEL;. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4140-01-252-9501 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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