Jesus nut
The main rotor retaining nut or mast nut, often colloquially referred to as the Jesus nut, holds the main rotor to the mast of some helicopters. The related slang term Jesus pin refers to the lock pin used to secure the retaining nut.
The main rotor retaining nut or mast nut, often colloquially referred to as the Jesus nut, holds the main rotor to the mast of some helicopters. The related slang term Jesus pin refers to the lock pin used to secure the retaining nut.
The main rotor retaining nut or mast nut, often colloquially referred to as the Jesus nut, holds the main rotor to the mast of some helicopters. The related slang term Jesus pin refers to the lock pin used to secure the retaining nut.
Source: Wikipedia "Jesus nut" · CC BY-SA 4.0
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