Description
The C664503-0103 is a genuine Textron Aviation hourmeter supplied for use on the aircraft, with its precise function defined by the aircraft's parts data. It fits the Skyhawk and Skylane. It carries an export classification of ECCN 9A991, weighs 0.13 pounds, and measures 2.5 (L) x 2.1 (W) x 1.3 (H) Inches.
Because the C664503-0103 is an original-equipment (OEM) part sourced directly from Textron Aviation, it matches the exact specification and placement called out in the aircraft's type design and maintenance data — assurance a generic substitute cannot offer.
Across the Cessna Skyhawk and Skylane fleet, correctly identified factory parts like this keep every airframe consistent and configuration-correct.
As a factory-supplied item for a type-certificated aircraft, this part is defined by the manufacturer's specification and applicability data. The factory part is built to the manufacturer's material and dimensional specification, so it installs as designed without the surprises a generic equivalent can bring.
Because this is a component for a type-certificated aircraft, using the manufacturer's part keeps the installation within approved configuration and simplifies compliance. Using the factory part number preserves configuration control, so the airframe stays consistent with its approved type design and the work is straightforward to sign off at inspection.
Built by Textron Aviation, whose Cessna line was founded in Wichita, Kansas in 1927 and joined Textron in 1992, this part carries one of general aviation's most storied names. The Cessna 172 Skyhawk is the most-produced aircraft in history, with more than 44,000 built since 1956, and remains in production under Textron Aviation.
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