PartsTable TECHNICAL DATA SHEET
NSN 4140-01-658-8770Government record, cited

Guard, Fan Impeller4140-01-658-8770

NSN 4140-01-658-8770 · NIIN 016588770 · Part number FG20D
Oriental Motor Usa Corp · FSC 4140 — Fans, Air Circulators, and Blower Equipment · FSG 41 — Refrigeration, AC, and Air Circulating Equipment · CAGE 0PB28
Government record, cited
NSN 4140-01-658-8770 — this item is cataloged by the U.S. Government under National Stock Number 4140-01-658-8770. Manufacturer of record part number: FG20D.
Also searched as  4140-01-658-8770 · 4140016588770 · NIIN 016588770 · 01-658-8770 · FSC 4140 Fans, Air Circulators, and Blower Equipment · CAGE 0PB28 · FG20D
Nearby stock numbers  ·
Features
  • Guard,fan Impeller — FSC 4140
  • Shape: IRREGULAR
  • 1 manufacturer part number on file
  • Manufacturer of record: Oriental Motor Usa Corp
Identification
  • NSN: 4140-01-658-8770
  • NIIN: 016588770
  • FSC: 4140 — Fans, Air Circulators, and Blower Equipment
  • FSG: 41 — Refrigeration, AC, and Air Circulating Equipment
  • Primary part number: FG20D
  • Manufacturer: Oriental Motor Usa Corp
General Description

The Guard,fan Impeller, cataloged under National Stock Number 4140-01-658-8770, 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 Oriental Motor Usa Corp. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4140-01-658-8770
Primary Part NumberFG20D
Item NameGuard,fan Impeller
FSC / FSG4140 / 41 — Fans, Air Circulators, and Blower Equipment
ManufacturerOriental Motor Usa Corp
StatusACTIVE
ShapeIRREGULAR
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
FG20D PRIMARY Oriental Motor Usa 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 4140-01-658-8770?

NSN 4140-01-658-8770 is a Guard,fan Impeller, manufactured by Oriental Motor Usa Corp, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.

What part numbers are listed for NSN 4140-01-658-8770?

NSN 4140-01-658-8770 has 1 manufacturer part number on file: FG20D (Oriental Motor Usa Corp).

What are the specifications of FG20D?

Key specifications for FG20D: Shape: IRREGULAR; Part Name Assigned by Controlling Agency: FINGER GUARD. 1 specification is documented in the U.S. Government catalog.

Is NSN 4140-01-658-8770 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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