PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S1227-4Impeller,fan,axial

Regal-Beloit Corporation Dba Fasco Group Div Cassville Division · NSN 4140-00-836-4794 · FSC 4140 · No Item Name Available
Verified by PartsTable
NSN 4140-00-836-4794 — this item is cataloged by the U.S. Government under National Stock Number 4140-00-836-4794. Primary manufacturer part number: S1227-4.
Features
  • Impeller,fan,axial — FSC 4140
  • Hub Location: BACK
  • Attachment Method: SETSCREW
  • Blade Quantity: 4
  • Style Designator: OVERLAPPING STRAIGHT TIP
  • Material: ALUMINUM BLADE
  • Diameter: 12.000 INCHES NOMINAL IN
  • 2 verified cross-references
Applications
  • Applications requiring Aluminum Blade construction
General Description

The Impeller,fan,axial, cataloged under National Stock Number 4140-00-836-4794, 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 Regal-Beloit Corporation Dba Fasco Group Div Cassville Division. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4140-00-836-4794
Primary Part NumberS1227-4
Item NameImpeller,fan,axial
FSC / FSG4140 / 41 — No Item Name Available
ManufacturerRegal-Beloit Corporation Dba Fasco Group Div Cassville Division
StatusACTIVE
Hub LocationBACK
Attachment MethodSETSCREW
Blade Quantity4
Style DesignatorOVERLAPPING STRAIGHT TIP
MaterialALUMINUM BLADE
Diameter12.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3110-00-100-0328563 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
3030-00-253-831917355 INTERCHANGEABLE
Belt,v
Muviq Usa, Llc
Cross-Reference Index
Part NumberManufacturer
26682 Bangor Mfg Co Div of Applied Power Inc (USA)
S1227-4 PRIMARY Regal-Beloit Corporation Dba Fasco Group Div Cassville Division (USA)
Related Parts
3110-00-100-0328INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
563
3030-00-253-8319INTERCHANGEABLE
BELT,V
17355

Frequently Asked Questions

What is NSN 4140-00-836-4794?

NSN 4140-00-836-4794 is a Impeller,fan,axial, manufactured by Regal-Beloit Corporation Dba Fasco Group Div Cassville Division, classified under FSC 4140 (No Item Name Available). Status: active.

What are the part numbers for NSN 4140-00-836-4794?

NSN 4140-00-836-4794 has 2 cross-referenced part numbers: 26682 (Bangor Mfg Co Div of Applied Power Inc), S1227-4 (Regal-Beloit Corporation Dba Fasco Group Div Cassville Division).

What NSN replaces 4140-00-836-4794?

There are 2 known substitutes for 4140-00-836-4794: 3110-00-100-0328, 3030-00-253-8319. Verify interchangeability with system specifications before substitution.

What are the specifications of S1227-4?

Key specifications for S1227-4: Hub Location: BACK; Attachment Method: SETSCREW; Blade Quantity: 4; Style Designator: OVERLAPPING STRAIGHT TIP. 6 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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