PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51510Impeller,fan,axial

Traulsen and Co Inc · NSN 4140-00-343-7566 · FSC 4140 · No Item Name Available
Verified by PartsTable
NSN 4140-00-343-7566 — this item is cataloged by the U.S. Government under National Stock Number 4140-00-343-7566. Primary manufacturer part number: 51510.
Features
  • Impeller,fan,axial — FSC 4140
  • Material: STEEL OVERALL
  • Style Designator: ROUNDED TIP
  • Hub Location: FRONT
  • Blade Quantity: 3
  • Attachment Method: SETSCREW
  • Rotation Direction for Which Designed: COUNTERCLOCKWISE
  • Diameter: 8.750 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Impeller,fan,axial, cataloged under National Stock Number 4140-00-343-7566, 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 Traulsen and Co Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4140-00-343-7566
Primary Part Number51510
Item NameImpeller,fan,axial
FSC / FSG4140 / 41 — No Item Name Available
ManufacturerTraulsen and Co Inc
StatusACTIVE
MaterialSTEEL OVERALL
Style DesignatorROUNDED TIP
Hub LocationFRONT
Blade Quantity3
Attachment MethodSETSCREW
Rotation Direction for Which DesignedCOUNTERCLOCKWISE
Diameter8.750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4820-00-163-8524 INTERCHANGEABLE
Strainer,valve
4820-00-343-6980012-500-0010 INTERCHANGEABLE
Seat,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
5365-00-527-0230SCB69667-2 INTERCHANGEABLE
Shim
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5305-00-726-310310018762-087 INTERCHANGEABLE
Screw,machine
Us Army Aviation and Missile Command
4510-01-014-0063091-0160 INTERCHANGEABLE
Water Closet
Wallace-Murray Corp Eljer Plumbingware Div Vitreous China Plant
5310-01-239-7189515-10 INTERCHANGEABLE
Washer,flat
Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
5306-01-647-399951510 INTERCHANGEABLE
Rod,threaded End
Fastenal Company Dba Fastenal Co
Cross-Reference Index
Part NumberManufacturer
51510 PRIMARY Traulsen and Co Inc (USA)
LU-8730-3CCW 1/4BORE/AL Regal-Beloit Corporation Dba Fasco Group Div Cassville Division (USA)
51510 Tecumseh Products Company Llc Div Tecumseh Compressor Co. Llc (USA)
Related Parts
4820-00-163-8524INTERCHANGEABLE
STRAINER,VALVE
4820-00-343-6980INTERCHANGEABLE
SEAT,VALVE
012-500-0010
5365-00-527-0230INTERCHANGEABLE
SHIM
SCB69667-2
5305-00-726-3103INTERCHANGEABLE
SCREW,MACHINE
10018762-087
4510-01-014-0063INTERCHANGEABLE
WATER CLOSET
091-0160
5310-01-239-7189INTERCHANGEABLE
WASHER,FLAT
515-10
5306-01-647-3999INTERCHANGEABLE
ROD,THREADED END
51510

Frequently Asked Questions

What is NSN 4140-00-343-7566?

NSN 4140-00-343-7566 is a Impeller,fan,axial, manufactured by Traulsen and Co Inc, classified under FSC 4140 (No Item Name Available). Status: active.

What are the part numbers for NSN 4140-00-343-7566?

NSN 4140-00-343-7566 has 3 cross-referenced part numbers: 51510 (Traulsen and Co Inc), LU-8730-3CCW 1/4BORE/AL (Regal-Beloit Corporation Dba Fasco Group Div Cassville Division), 51510 (Tecumseh Products Company Llc Div Tecumseh Compressor Co. Llc).

What NSN replaces 4140-00-343-7566?

There are 7 known substitutes for 4140-00-343-7566: 4820-00-163-8524, 4820-00-343-6980, 5365-00-527-0230 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 51510?

Key specifications for 51510: Material: STEEL OVERALL; Style Designator: ROUNDED TIP; Hub Location: FRONT; Blade Quantity: 3. 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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