Public Record · As of May 5, 2026
N11PX
Sport Performance Aviation PANTHER LS · 2018 View Type →
Status
Registration Valid
Type
Fixed Wing Single Engine
Engine
LYCOMING O-235-C1
Last Cert Issue
—
01 / Registration
Filed with the Federal Aviation Administration
Every cell below is a literal field from the FAA Aircraft Registry. Click any value to open the FAA registry record for N11PX.
Tail Number
N11PX
Serial Number
011
Make
SPORT PERFORMANCE AVIATION LLC
Model
PANTHER LS
Year of Manufacture
2018
Mfr / Model Code
056368E
Type Aircraft
Fixed Wing Single Engine
Type Engine
Reciprocating
Engines
1
Seats
1
Engine Manufacturer
LYCOMING
Engine Model
O-235-C1
Horsepower
115 hp
Weight Class
CLASS 1
Certification
Experimental (+1 flag) · code 42
Registrant
MUEHLBERG STEPHEN E · Individual
Address
954 REDBUD LN · NEWCASTLE, OK 73065-6069
FAA Region
2 · County 087
Status
Registration Valid
Airworthiness Date
—
Cert Issue Date
—
Expiration Date
—
Last FAA Action
—
Mode S Hex (ICAO24)
A02B35
Mode S (Octal)
50025465
Kit Manufacturer
SPORT PERFORMANCE AVIATION LLC
Kit Model
PANTHER LS
Live position via ICAO24 A02B35
External services. Live tracks are unaffiliated with TallyAero or the FAA.
02 / NTSB Records
Events on file with the National Transportation Safety Board
-
Oct 1, 1971
SAN JACINTO, California
Airport · US-4403 Soboba Flight Park Gliderport
03 / Airworthiness Directives
Applicable to SPORT PERFORMANCE AVIATION LLC PANTHER LS
Federal Aviation Administration airworthiness directives matched to make and model. Each entry links to the Federal Register publication.
No matching airworthiness directives are on file for this make and model in the Federal Register.
04 / Service Difficulty Reports
FAA SDR filings
The FAA does not currently expose a public API for Service Difficulty Reports. We do not back-fill or paraphrase. Search the FAA SDR portal directly →
05 / Related
More on Sport Performance Aviation PANTHER LS in the Atlas
Sport Performance Aviation PANTHER LS type page → — 33 registered · 8 NTSB records
Other Sport Performance Aviation PANTHER LS aircraft
Recent NTSB events · this type
-
Dec 6, 2009
Dodge City, Kansas None
Atlas event → -
Jul 12, 2006
Taos, New Mexico Minor
Atlas event → -
Jan 19, 1980
BOGOTA, New Jersey Fatal
Atlas event → -
Jul 29, 1979
ANCHORAGE, Alaska Minor
Atlas event → -
May 11, 1973
GREENSBORO, North Carolina None
Atlas event →
Search the full US registry → · All airworthiness directives → · Accident & safety surface →
06 / Sources & Methodology
Every fact on this page links to its primary US-government source
- FAA Aircraft Registry →
Refreshed May 5, 2026
Available
- NTSB CAROL →
Refreshed May 5, 2026
Available
- Federal Register (FAA Airworthiness Directives) →
Refreshed May 5, 2026
Available
- FAA Service Difficulty Reports →
Refreshed May 5, 2026
Unavailable
We render only what the agency publishes. Found a factual error? Report it → We acknowledge within 5 business days and resolve within 14.