The U.S. aircraft register, updated daily
Engines · turbofan · data as of October 7, 2026

Pratt & Whitney Canada JT15D-4C

9 aircraft on the U.S. register carry a Pratt & Whitney Canada JT15D-4C engine, rated at about 2,500 pounds of thrust. The Siai-Marchetti S-211 is the model most often fitted with it (6 aircraft). The aircraft carrying it were built between 1985 and 1987.

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 Pratt & Whitney Canada JT15D-4C. FAA spelling: JT15D-4C.

Fitted to model families

Siai-Marchetti S-2116Siai-Marchetti Srl S 2113

Siai-Marchetti S-211 · Siai-Marchetti Srl S 211

Where they are owner's state

Arizona3Wisconsin1Washington1Utah1Texas1Oklahoma1Minnesota1

Kind of aircraft

Business jets9 (100%)

When the aircraft were built by decade

0247991980

What the FAA has certified, ordered and been told about the Pratt & Whitney Canada JT15D-4C the component layer

The design is held under 1 type certificate (E25EA, held by Pratt & Whitney Canada CORP.). The FAA has issued 1 airworthiness directive (orders that owners must comply with) that name this engine series.

FAA orders 1 airworthiness directives · newest first

1993-11-2493-18-08 · High Pressure Turbine (HPT) Assembly · engine

Certificates and bulletins

E25EAType certificate held by Pratt & Whitney Canada CORP. · 13 models listed · revised November 16, 2022

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/pratt-whitney-canada-jt15d-4c.json · about the eFlight graph.

Aircraft newest certificates first · 9

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N521S Siai Marchetti
S-211
Fixed-wing, single engine Aviation Performance Solutions LLC
Mesa, Arizona
Experimental 2025-02-18 ValidFAA registration status code V: Valid registration. All codes
N40TG Siai-Marchetti Srl
S 211
Fixed-wing, single engine Co-owned owner
Minnesota
Experimental 2023-08-04 ValidFAA registration status code V: Valid registration. All codes
N265CF Siai Marchetti
S-211
Fixed-wing, single engine Bank of Utah Trustee
Salt Lake City, Utah
Experimental 2023-07-14 ValidFAA registration status code V: Valid registration. All codes
N250CF Siai Marchetti
S-211
Fixed-wing, single engine S211-023 LLC
Keller, Texas
Experimental 2021-08-06 ValidFAA registration status code V: Valid registration. All codes
N211UT Siai Marchetti
S-211
Fixed-wing, single engine Aviation Performance Solutions LLC
Mesa, Arizona
Experimental 2018-10-23 ValidFAA registration status code V: Valid registration. All codes
N255CF Siai Marchetti
S-211
Fixed-wing, single engine Avstar INC
Seattle, Washington
Experimental 2018-08-08 ValidFAA registration status code V: Valid registration. All codes
N877B Siai Marchetti
S-211
Fixed-wing, single engine Marchetti 211 LLC
Alva, Oklahoma
Experimental 2017-12-06 ValidFAA registration status code V: Valid registration. All codes
N280CF Siai-Marchetti Srl
S 211
Fixed-wing, single engine 280 LLC
Hartford, Wisconsin
Experimental 2017-01-31 ValidFAA registration status code V: Valid registration. All codes
N212UT Siai-Marchetti Srl
S 211
Fixed-wing, single engine Aviation Performance Solutions LLC
Mesa, Arizona
Experimental 2016-09-26 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 7, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.