PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

550711Impeller,fan,centrifugal

Eg and G Rotron Regenerative Blower Opns · NSN 4140-01-565-0351 · FSC 4140 · No Item Name Available
Verified by PartsTable
NSN 4140-01-565-0351 — this item is cataloged by the U.S. Government under National Stock Number 4140-01-565-0351. Primary manufacturer part number: 550711.
Features
  • Impeller,fan,centrifugal — FSC 4140
  • Material: ALUMINUM OVERALL
  • Style Designator: STRAIGHT BLADES SINGLE WIDTH
  • Attachment Method: BOLT HOLE
  • 2 verified cross-references
  • Primary manufacturer: Eg and G Rotron Regenerative Blower Opns
Applications
  • Applications requiring Aluminum Overall construction
General Description

The Impeller,fan,centrifugal, cataloged under National Stock Number 4140-01-565-0351, 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 Eg and G Rotron Regenerative Blower Opns. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references 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
NSN4140-01-565-0351
Primary Part Number550711
Item NameImpeller,fan,centrifugal
FSC / FSG4140 / 41 — No Item Name Available
ManufacturerEg and G Rotron Regenerative Blower Opns
StatusACTIVE
MaterialALUMINUM OVERALL
Style DesignatorSTRAIGHT BLADES SINGLE WIDTH
Attachment MethodBOLT HOLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3110-00-555-5535315M INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
5905-00-888-8467550711 INTERCHANGEABLE
Resistor,thermal
Hamilton Sundstrand Corporation Dba Collins Aerospace
3110-01-026-05883822004-1 INTERCHANGEABLE
Bearing,ball,annular
Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix
Cross-Reference Index
Part NumberManufacturer
550711 PRIMARY Eg and G Rotron Regenerative Blower Opns (USA)
P/N-081052/ ITEM B9 Eg and G Rotron Regenerative Blower Opns (USA)
Related Parts
3110-00-555-5535INTERCHANGEABLE
BEARING,BALL,ANNULAR
315M
5905-00-888-8467INTERCHANGEABLE
RESISTOR,THERMAL
550711
3110-01-026-0588INTERCHANGEABLE
BEARING,BALL,ANNULAR
3822004-1

Frequently Asked Questions

What is NSN 4140-01-565-0351?

NSN 4140-01-565-0351 is a Impeller,fan,centrifugal, manufactured by Eg and G Rotron Regenerative Blower Opns, classified under FSC 4140 (No Item Name Available). Status: active.

What are the part numbers for NSN 4140-01-565-0351?

NSN 4140-01-565-0351 has 2 cross-referenced part numbers: 550711 (Eg and G Rotron Regenerative Blower Opns), P/N-081052/ ITEM B9 (Eg and G Rotron Regenerative Blower Opns).

What NSN replaces 4140-01-565-0351?

There are 3 known substitutes for 4140-01-565-0351: 3110-00-555-5535, 5905-00-888-8467, 3110-01-026-0588. Verify interchangeability with system specifications before substitution.

What are the specifications of 550711?

Key specifications for 550711: End Item Identification: BLOWER, REGENETAVE; Material: ALUMINUM OVERALL; Style Designator: STRAIGHT BLADES SINGLE WIDTH; Attachment Method: BOLT HOLE. 4 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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