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NSN 4140-01-708-6489Government record, cited

Inlet Ring, Fan4140-01-708-6489

NSN 4140-01-708-6489 · NIIN 017086489 · Part number 5014220
Mainstream Engineering Corp · FSC 4140 — Fans, Air Circulators, and Blower Equipment · FSG 41 — Refrigeration, AC, and Air Circulating Equipment · CAGE 0A0B7
Government record, cited
NSN 4140-01-708-6489 — this item is cataloged by the U.S. Government under National Stock Number 4140-01-708-6489. Manufacturer of record part number: 5014220.
Also searched as  4140-01-708-6489 · 4140017086489 · NIIN 017086489 · 01-708-6489 · FSC 4140 Fans, Air Circulators, and Blower Equipment · CAGE 0A0B7 · 5014220
Nearby stock numbers  ·
Features
  • Inlet Ring,fan — FSC 4140
  • 1 manufacturer part number on file
  • Manufacturer of record: Mainstream Engineering Corp
Identification
  • NSN: 4140-01-708-6489
  • NIIN: 017086489
  • FSC: 4140 — Fans, Air Circulators, and Blower Equipment
  • FSG: 41 — Refrigeration, AC, and Air Circulating Equipment
  • Primary part number: 5014220
  • Manufacturer: Mainstream Engineering Corp
General Description

The Inlet Ring,fan, cataloged under National Stock Number 4140-01-708-6489, 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 Mainstream Engineering Corp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts
Item NameInlet Ring,fan
FSC / FSG4140 — Fans, Air Circulators, and Blower Equipment (FSG 41)
ManufacturersMainstream Engineering Corp (CAGE 0A0B7)
Technical Specifications
ParameterValue
NSN4140-01-708-6489
Primary Part Number5014220
Item NameInlet Ring,fan
FSC / FSG4140 / 41 — Fans, Air Circulators, and Blower Equipment
ManufacturerMainstream Engineering Corp
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
5014220 PRIMARY Mainstream Engineering 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 4140-01-708-6489?

NSN 4140-01-708-6489 is a Inlet Ring,fan, manufactured by Mainstream Engineering Corp, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.

What part numbers are listed for NSN 4140-01-708-6489?

NSN 4140-01-708-6489 has 1 manufacturer part number on file: 5014220 (Mainstream Engineering Corp).

Is NSN 4140-01-708-6489 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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