Hydromechanical Unit, AR

Hydromechanical Unit, AR

USM Propulsion Re As Removed

Part # 442653=GA

The 442653 Hydromechanical Unit (HMU) is a complex piece of equipment that is critical to the operation of a jet engine. This sophisticated fuel controller is designed to meter the correct amount of fuel to the engines combustion chamber, ensuring optimal performance and efficiency.
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Boeing Distribution (formerly Aviall)

Overview

The HMU operates based on inputs from the flight controls and the engines internal components, allowing for precise fuel management. The part number 442653 is specifically associated with CFM56-7B engines, which are widely used on various models of the Boeing 737 aircraft.

Features & Benefits

  • Critical component for jet engine operation, ensuring reliable performance.
  • Advanced fuel metering capabilities enhance engine efficiency.
  • Designed for compatibility with CFM56-7B engines, widely used in aviation.
  • Facilitates optimal fuel delivery based on real-time engine and flight data.

Specifications

  • Suitable for use with : B737-600, B737-700, B737-800 and B737-900

Technical Information

ATA Number

72,
73

ATA Chapter

Engine Turbine / Turbo Prop Ducted Fan / Unducted Fan
Engine Fuel and Control

ATA Group

Power Plant

ATA Section

General
FUEL CONTROL SYSTEM

FAA Approval Code

NO

Condition

As Removed

Country of Origin

United States

Harmonized Tariff Schedule Code

8481809020

Lead Time (Days)

1

Shelf Life

No

Forecasted

Yes

Aircraft Makes

Boeing

Aircraft Models

737-700
737-900
737-900ER
737NG-700
BBJ 737-900ER
737-800
5 more

Engine Makes

CFM International

Engine Models

CFM56-7B24/3B1
CFM56-7B27A/3
CFM56-7B22/3B1
CFM56-7B26/3B2
CFM56-7B24
CFM56-7B27/3
42 more

Shipping Details

Hazmat Code

ZND

ECCN

9A991.d

Schedule B

8481809020

8130-3 Eligible

No

Hazmat

No

Part Explosive

No
Buy now from
Boeing Distribution (formerly Aviall)
Product information provided "as is", and Boeing may add, change, discontinue or remove product information at any time. Product photos may not be exact match to product delivered. See terms & conditions.