The U.S. aircraft register, updated daily
Engines · turboprop · data as of October 5, 2026

Rolls-Royce 250-B15G

1 aircraft on the U.S. register carry a Rolls-Royce 250-B15G engine, rated at about 317 horsepower. The Siai-Marchetti SM-1019 is the model most often fitted with it (1 aircraft).

The FAA records engines by code, usually at the level of a series ("O-320 series") rather than the exact variant; this page gathers every FAA code that reads as Rolls-Royce 250-B15G. FAA spelling: 250-B15G.

Fitted to model families

Siai-Marchetti SM-10191

Siai-Marchetti SM-1019

Where they are owner's state

Missouri1

Kind of aircraft

Turboprops1 (100%)

When the aircraft were built by decade

0001111970

What the FAA has certified, ordered and been told about the Rolls-Royce 250-B15G the component layer

The design is held under 1 type certificate (E10CE, held by Rolls-Royce Corporation). The FAA has issued 7 airworthiness directives (orders that owners must comply with) that name this engine series.

FAA orders 7 airworthiness directives · newest first

2006-09-072006-16-04 · Inspection of the fuel nozzle screen · engine
2005-01-052004-24-09 · Fuel nozzle · engine
1999-01-0798-24-28 · Main Fuel Control Bellows · engine
1996-09-2696-19-01 · Superior Air Parts Manufacture Approval (PMA) Bearings · engine
1982-11-2682-24-05 · Control Assembly and Power Turbine Governor Assembly · engine
1977-09-2377-15-12 · Power Turbine Coupling Nut · engine

All orders naming the Rolls-Royce 250-B15G

Certificates and bulletins

E10CEType certificate held by Rolls-Royce Corporation · 11 models listed · revised September 1, 2000

Sources: the FAA's type certificate data sheets, airworthiness directives, supplemental type certificates, special conditions and special airworthiness information bulletins (Dynamic Regulatory System), and the FAA's service difficulty reports. A failure report is what an operator or repair station chose to file; the counts show reporting as much as reliability, and larger and commercial fleets report more. How the systems are grouped.

Connections how this engine series links to the rest of the register

Fitted to
Where they are
Biggest operators
Airworthiness

These connections as data: /graph/engine/rolls-royce-250-b15g.json · about the eFlight graph.

Aircraft newest certificates first · 1

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N480Z Siai-Marchetti
SM-1019B
Fixed-wing, single engine Ozark Management INC
Jefferson City, Missouri
Experimental 2007-07-03 ValidFAA registration status code V: Valid registration. All codes

Source: FAA Civil Aviation Registry, Releasable Aircraft Database (the engine reference table and each aircraft's engine code), October 5, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.