PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51502Impeller,fan,axial

Tecumseh Products Company Llc Div Tecumseh Compressor Co. Llc · NSN 4140-00-053-1840 · FSC 4140 · No Item Name Available
Verified by PartsTable
NSN 4140-00-053-1840 — this item is cataloged by the U.S. Government under National Stock Number 4140-00-053-1840. Primary manufacturer part number: 51502.
Features
  • Impeller,fan,axial — FSC 4140
  • Material: ALUMINUM OVERALL
  • Rotation Direction for Which Designed: COUNTERCLOCKWISE
  • Attachment Method: LOCKNUT
  • Blade Quantity: 4
  • Hub Location: BACK
  • Style Designator: ROUNDED TIP
  • Diameter: 7.750 INCHES NOMINAL IN
Applications
  • Applications requiring Aluminum Overall construction
General Description

The Impeller,fan,axial, cataloged under National Stock Number 4140-00-053-1840, is classified within Federal Supply Class 4140 (No Item Name Available) of the Refrigeration, AC, and Air Circulating Equipment group. The primary manufacturer of record is Tecumseh Products Company Llc Div Tecumseh Compressor Co. Llc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4140-00-053-1840
Primary Part Number51502
Item NameImpeller,fan,axial
FSC / FSG4140 / 41 — No Item Name Available
ManufacturerTecumseh Products Company Llc Div Tecumseh Compressor Co. Llc
StatusACTIVE
MaterialALUMINUM OVERALL
Rotation Direction for Which DesignedCOUNTERCLOCKWISE
Attachment MethodLOCKNUT
Blade Quantity4
Hub LocationBACK
Style DesignatorROUNDED TIP
Diameter7.750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4730-00-289-424651502 INTERCHANGEABLE
Coupling Half,quick Disconnect
Bowes Mfg Inc
5365-00-631-424851502 INTERCHANGEABLE
Plug,machine Thread
Hydro-Aire Aerospace Corp
3120-00-788-2153BACB10G3 INTERCHANGEABLE
Bearing,plain,rod End
Rbc Transport Dynamics Corp Div Rbc Transport Dynamics
Cross-Reference Index
Part NumberManufacturer
51502 Tecumseh Products Company Llc Div Tecumseh Compressor Co. Llc (USA)
Related Parts
4730-00-289-4246INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
51502
5365-00-631-4248INTERCHANGEABLE
PLUG,MACHINE THREAD
51502
3120-00-788-2153INTERCHANGEABLE
BEARING,PLAIN,ROD END
BACB10G3

Frequently Asked Questions

What is NSN 4140-00-053-1840?

NSN 4140-00-053-1840 is a Impeller,fan,axial, manufactured by Tecumseh Products Company Llc Div Tecumseh Compressor Co. Llc, classified under FSC 4140 (No Item Name Available). Status: active.

What are the part numbers for NSN 4140-00-053-1840?

NSN 4140-00-053-1840 has 1 cross-referenced part number: 51502 (Tecumseh Products Company Llc Div Tecumseh Compressor Co. Llc).

What NSN replaces 4140-00-053-1840?

There are 3 known substitutes for 4140-00-053-1840: 4730-00-289-4246, 5365-00-631-4248, 3120-00-788-2153. Verify interchangeability with system specifications before substitution.

What are the specifications of 51502?

Key specifications for 51502: Material: ALUMINUM OVERALL; Rotation Direction for Which Designed: COUNTERCLOCKWISE; Attachment Method: LOCKNUT; Blade Quantity: 4. 7 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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