PartsTable TECHNICAL DATA SHEET
NSN 4140-01-370-7945Government record, cited

Impeller, Fan, Axial4140-01-370-7945

NSN 4140-01-370-7945 · NIIN 013707945 · Part number 042-P-156
Specific Systems, Llc Div Specific Systems · FSC 4140 — Fans, Air Circulators, and Blower Equipment · FSG 41 — Refrigeration, AC, and Air Circulating Equipment · CAGE 0AYP6
Government record, cited
NSN 4140-01-370-7945 — this item is cataloged by the U.S. Government under National Stock Number 4140-01-370-7945. Manufacturer of record part number: 042-P-156.
Also searched as  4140-01-370-7945 · 4140013707945 · NIIN 013707945 · 01-370-7945 · FSC 4140 Fans, Air Circulators, and Blower Equipment · CAGE 0AYP6 · 042-P-156 · 24-69-3ZR-DE-30A-.625X.19
Nearby stock numbers  ·
Features
  • Impeller,fan,axial — FSC 4140
  • Material: PLASTIC BLADE
  • 1 manufacturer part number on file
  • Manufacturer of record: Specific Systems, Llc Div Specific Systems
Identification
  • NSN: 4140-01-370-7945
  • NIIN: 013707945
  • FSC: 4140 — Fans, Air Circulators, and Blower Equipment
  • FSG: 41 — Refrigeration, AC, and Air Circulating Equipment
  • Primary part number: 042-P-156
  • Manufacturer: Specific Systems, Llc Div Specific Systems
General Description

The Impeller,fan,axial, cataloged under National Stock Number 4140-01-370-7945, 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 Specific Systems, Llc Div Specific Systems. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4140-01-370-7945
Primary Part Number042-P-156
Item NameImpeller,fan,axial
FSC / FSG4140 / 41 — Fans, Air Circulators, and Blower Equipment
ManufacturerSpecific Systems, Llc Div Specific Systems
StatusACTIVE
MaterialPLASTIC BLADE
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
042-P-156 PRIMARY Specific Systems, Llc Div Specific Systems (USA)
Reference documents
ReferenceMeaning
24-69-3ZR-DE-30A-.625X.19 5/9 Secondary reference
Crowley Co Inc
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 4140-01-370-7945?

NSN 4140-01-370-7945 is a Impeller,fan,axial, manufactured by Specific Systems, Llc Div Specific Systems, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.

What part numbers are listed for NSN 4140-01-370-7945?

NSN 4140-01-370-7945 has 1 manufacturer part number on file: 042-P-156 (Specific Systems, Llc Div Specific Systems).

What are the specifications of 042-P-156?

Key specifications for 042-P-156: Material: PLASTIC BLADE. 1 specification is documented in the U.S. Government catalog.

Is NSN 4140-01-370-7945 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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