ST-657 - Cessna Autopilot for Cessna
ST-657 is a FAA-PMA cessna autopilot manufactured by S-TEC Corporation for the Cessna. This general components part supports aircraft operation and maintenance requirements and is available with full traceability documentation including FAA 8130-3 airworthiness certification.
- Part Number
- ST-657
- Manufacturer
- S-TEC Corporation
- Aircraft Model
- Cessna
- Category
- General Components
- Condition
- New
- Certification
- FAA-PMA
- Price
- Contact us for pricing
- Availability
- In Stock
- Warranty
- As per manufacturer
About the ST-657 for Cessna
The Cessna Autopilot (Part Number: ST-657) is a general components used on the Cessna. Manufactured by S-TEC Corporation, this component supports aircraft operation and maintenance requirements and may be required during maintenance, repair, or scheduled overhaul cycles depending on service intervals and configuration.
Availability may vary across global suppliers and can typically be sourced in one or more of the following conditions:
- New
- Overhauled
- Serviceable / As-Removed
Certification documentation such as FAA 8130-3 or EASA Form 1 may be available depending on supplier and condition.
Frequently Asked Questions about ST-657
Is ST-657 compatible with all Cessna configurations?
Is ST-657 available new or overhauled?
Do you provide certification paperwork for ST-657?
How long does sourcing ST-657 take?
Do you ship ST-657 internationally?
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Aviation Industry Guides
Reference resources for buyers sourcing general components components and verifying certification.
- How to Verify FAA 8130-3 Airworthiness Certification on Aircraft Parts — The FAA 8130-3 Airworthiness Approval Tag is the primary document certifying that an aircraft part meets FAA airworthiness standards and is approved for install...
- The Complete Guide to Aircraft Parts Sourcing in 2026 — Aircraft parts sourcing is the process of locating, evaluating, and procuring certified aviation components from OEMs, authorized distributors, MROs, and afterm...
- Understanding Aircraft Parts Condition Codes: A Complete Reference — Aircraft parts condition codes are standardized abbreviations defined by ATA Spec 2000 that describe the maintenance status and airworthiness of aviation compon...