Part number MO581177A

American Bosch MO581177A is a engine-components (control system). This unit was removed from a Piper PA-31T. MO581177A (Alt: 475-194) American Bosch Cowl Flap Motor and Transmission Assy. Worldwide shipping with the documentation we have on file (tag, removed-from history, serial when known).

MO581177A is commonly used across 2 aircraft models: Piper PA-31-325, Piper PA-31T. The same part number frequently fits closely related variants, but compatibility and traceability vary unit by unit — confirm the exact variant against your maintenance manual or send the aircraft serial with your quote and we will verify what is on file before shipping.

Fill the quote form on this page or email [email protected] with the part number MO581177A. We typically reply with availability and pricing within 12 to 24 hours — we cover all 5 continents on both the supply and customer side, so quotes are handled across time zones.

What we have on file for MO581177A varies unit by unit — typically the part tag (when present), records of the aircraft it was removed from, and the serial number when known. We will share the exact documentation available for the specific unit we offer when we reply to your quote. If you need specific paperwork for your maintenance program, state it on the form and we will only source units that match.

MO581177A can typically be sourced new (NE), overhauled (OH), serviceable (SV) or as-removed (AR). State the required condition on the quote form and we will confirm what is currently in stock or available from our overhaul partners.

Once a quote is accepted, lead time for MO581177A is typically 1–2 business days. International shipping depends on the destination region, with 5–10 business days as the standard transit time via FedEx, DHL or UPS. Express options and AOG (aircraft on ground) priority handling are available on request.