PartsTable TECHNICAL DATA SHEET
NSN 4140-01-304-4789Government record, cited

Guard, Fan Impeller4140-01-304-4789

NSN 4140-01-304-4789 · NIIN 013044789 · Part number 1389280-12
Fm Af, Llc Dba American Fan Company · FSC 4140 — Fans, Air Circulators, and Blower Equipment · FSG 41 — Refrigeration, AC, and Air Circulating Equipment · CAGE 75477
Government record, cited
NSN 4140-01-304-4789 — this item is cataloged by the U.S. Government under National Stock Number 4140-01-304-4789. Manufacturer of record part number: 1389280-12.
Also searched as  4140-01-304-4789 · 4140013044789 · NIIN 013044789 · 01-304-4789 · FSC 4140 Fans, Air Circulators, and Blower Equipment · CAGE 75477 · 1389280-12 · FF-17360 PIECE 26
Nearby stock numbers  ·
Features
  • Guard,fan Impeller — FSC 4140
  • 2 manufacturer part numbers on file
  • Manufacturer of record: Fm Af, Llc Dba American Fan Company
Identification
  • NSN: 4140-01-304-4789
  • NIIN: 013044789
  • FSC: 4140 — Fans, Air Circulators, and Blower Equipment
  • FSG: 41 — Refrigeration, AC, and Air Circulating Equipment
  • Primary part number: 1389280-12
  • Manufacturer: Fm Af, Llc Dba American Fan Company
General Description

The Guard,fan Impeller, cataloged under National Stock Number 4140-01-304-4789, 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 Fm Af, Llc Dba American Fan Company. 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
ParameterValue
NSN4140-01-304-4789
Primary Part Number1389280-12
Item NameGuard,fan Impeller
FSC / FSG4140 / 41 — Fans, Air Circulators, and Blower Equipment
ManufacturerFm Af, Llc Dba American Fan Company
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
1389280-12 PRIMARY Fm Af, Llc Dba American Fan Company (USA)
FF-17360 PIECE 26 Fm Af, Llc Dba American Fan 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 4140-01-304-4789?

NSN 4140-01-304-4789 is a Guard,fan Impeller, manufactured by Fm Af, Llc Dba American Fan Company, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.

What part numbers are listed for NSN 4140-01-304-4789?

NSN 4140-01-304-4789 has 2 manufacturer part numbers on file: 1389280-12 (Fm Af, Llc Dba American Fan Company), FF-17360 PIECE 26 (Fm Af, Llc Dba American Fan Company).

What are the specifications of 1389280-12?

Key specifications for 1389280-12: Special Features: STAINLESS STEEL;ZINC PLATED;. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4140-01-304-4789 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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