Boeing 737 Master-Caution Warning Light Keychain (One Unit)

Boeing 737 Master-Caution Warning Light Keychain (One Unit)

USD 9.99 USD

SKU: OclPUWhd

Condition: New

Tags: Keychain Unit United States

Categories: Collectible Folding Knives

Specifications

Type	keychain
Country/Region Of Manufacture	United States

The Master Caution system was developed for the 737 to ease pilot workload as it was the first Boeing airliner to be produced without a flight engineer. Master caution lights and the system annunciator are powered from the battery bus and will illuminate when an amber caution light illuminates.

Boeing 737 Master-Caution Warning Light Keychain (One Unit)

Specifications

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