rocker arm

rocker arm

A pivoted arm on the cylinder head of a reciprocating engine. The pushrod forces one end of the rocker arm up, and as the other end moves down, it forces the poppet valve off of its seat.

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Part of Speech: noun
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Industry/Domain: Aviation
Category: Aircraft maintenance; Powerplant
Company: FAA
Product: The Aviation Maintenance Technician Handbook—Powerplant
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Industry/Domain: Mathematics Category: Measurements

12-hour clock

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