Ryan Aeronautical ST-A
23 on the U.S. register. Built from 1935 to 1939; half of them date from 1937 or earlier. California has the most (6). 35% are registered to companies, flight schools, clubs and other organisations; the rest to individuals, who are not named here at this time.
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About the ST-A from the FAA's model table
- Type
- Fixed-wing, single engine · Piston singles
- Power
- Piston (reciprocating), 1 engine
- Common engines
- Menasco Pirate C4 D4 (10), Menasco Sup Pirt D4B (7), Menasco Pirate C4S (2)
- Seats
- 2
- Cruise speed
- about 92 mph
- Built of
- aluminium · The Ryan ST: an aluminium fuselage with fabric-covered wings.
- Maker on the register
- Ryan Aeronautical
- Registered
- earliest certificate September 9, 1970; newest June 25, 2024
Where they are owner's state
Who owns them registrant type
By owner type, as a table
| aircraft | share | |
|---|---|---|
| Individual | 12 | 52% |
| LLC | 4 | 17% |
| Corporation | 4 | 17% |
| Co-owned | 3 | 13% |
Versions as the FAA records them · click one to list only those aircraft
| Version | Registered | Built | Share |
|---|---|---|---|
| ST-A | 23 | 1935 to 1939 | 100.0% |
Airworthiness certificate class
By airworthiness certificate, as a table
| aircraft | share | |
|---|---|---|
| Standard | 20 | 87% |
| None on file | 3 | 13% |
Biggest operators companies, schools and clubs
Largest fleets, as a table
| aircraft | |
|---|---|
| Xstac LLC | 1 |
| Sweet Tea Holdings LLC | 1 |
| Sundale Aviation INC | 1 |
| Silver Eagle LLC | 1 |
| Ryan Air Exposition LLC | 1 |
| Plane Fun INC Tr Trustee | 1 |
| Creative Interiors INC | 1 |
| Airpower Museum INC | 1 |
Fleet pages: Sundale Aviation INC · Plane Fun INC Tr Trustee · Airpower Museum INC
Accident history NTSB records · 0 cases since 1982, 0 fatal
No NTSB accident or incident records match this family's versions. Each aircraft's own page also shows its record. How models compare: Accidents by model in Aviation Analytics.
Questions people ask answers refresh every morning
How many Ryan Aeronautical ST-A aircraft are registered in the U.S.?
23 as of October 23, 2026, counting 1 version the FAA records separately.
Which state has the most Ryan Aeronautical ST-As?
California, with 6.
Who owns the Ryan Aeronautical ST-A?
35% are registered to companies, flight schools, clubs and other organisations; the rest to individuals and co-owners, who are not named on this site at this time.
When were the Ryan Aeronautical ST-As on the register built?
Between 1935 and 1939; half of them in 1937 or earlier.
What is the Ryan Aeronautical ST-A made of?
The airframe is aluminium: sheet metal over a riveted frame, the way most aircraft have been built since the 1940s. The Ryan ST: an aluminium fuselage with fabric-covered wings. The FAA's type certificate data sheet is the authority for any one model.
What the FAA has certified, ordered and been told about the Ryan Aeronautical ST-A the component layer
The airframe is aluminium: sheet metal over a riveted frame, the way most aircraft have been built since the 1940s. The Ryan ST: an aluminium fuselage with fabric-covered wings. The design is held under 1 type certificate (ATC 571, held by Ryan Aeronautical Company). No FAA order in the current files names this model. 1 approved modification exist for it, the most by Cooper Aviation Supply Company, INC..
Approved replacement parts 2 parts manufacturer approvals
Parts a company other than the maker may make for this design and sell as FAA-approved. The companies holding the most:
Most often: fuel quantity (1), fuel placard (1).
Approved modifications 1 supplemental type certificates
Changes the FAA has approved for this design, from new avionics and engines to floats and parachutes. The companies holding the most:
Latest
Certificates and bulletins
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 the ST-A links to the rest of the register
- Ryan Aeronautical 168 aircraft on the register
- Ryan Aeronautical ST-A 23 registered
- Built of aluminium · The Ryan ST: an aluminium fuselage with fabric-covered wings.
- Menasco PIRATE C4 D4 10 of these aircraft · 125 hp
- Menasco SUP PIRT D4B 7 of these aircraft · 160 hp
- Menasco PIRATE C4S 2 of these aircraft · 150 hp
- California 6 of these aircraft
- Pennsylvania 2 of these aircraft
- Missouri 2 of these aircraft
- Georgia 2 of these aircraft
- Washington 1 of these aircraft
- Xstac LLC 1 of these aircraft
- Sweet Tea Holdings LLC 1 of these aircraft
- Sundale Aviation INC 1 of these aircraft
- Silver Eagle LLC 1 of these aircraft
- Ryan Air Exposition LLC 1 of these aircraft
- NTSB accidents and incidents involving the ST-A 0 cases since 1982 · 0 fatal
- Approved modifications for the ST-A 1 supplemental type certificates
The whole map of how records connect · these connections as data: /graph/model/ryan-aeronautical/st-a.json.
Aircraft newest certificates first · 23
| Tail no. | Maker and model | Owner and base | Certificate | Registered | Status |
|---|---|---|---|---|---|
| N14911 | Ryan Aeronautical ST-A |
Individual owner California |
Standard | 2024-06-25 | ValidFAA registration status code V: Valid registration. All codes |
| N17351 | Ryan Aeronautical ST-A |
Individual owner Oregon |
Standard | 2022-03-14 | ValidFAA registration status code V: Valid registration. All codes |
| N14985 | Ryan Aeronautical ST-A |
Sweet Tea Holdings LLC Kalispell, Montana |
Standard | 2021-06-29 | ValidFAA registration status code V: Valid registration. All codes |
| N14954 | Ryan Aeronautical ST-A |
Individual owner Washington |
Standard | 2020-07-20 | ValidFAA registration status code V: Valid registration. All codes |
| N14984 | Ryan Aeronautical ST-A |
Co-owned owner California |
Standard | 2020-03-30 | ValidFAA registration status code V: Valid registration. All codes |
| N7779 | Ryan Aeronautical ST-A |
Individual owner Nevada |
Standard | 2019-04-01 | ValidFAA registration status code V: Valid registration. All codes |
| N18923 | Ryan Aeronautical ST-A |
Plane Fun INC Tr Trustee Snellville, Georgia |
Standard | 2017-11-03 | ValidFAA registration status code V: Valid registration. All codes |
| N26JC | Ryan Aeronautical ST-A |
Silver Eagle LLC Garden City, New York |
Standard | 2017-05-26 | ValidFAA registration status code V: Valid registration. All codes |
| N17357 | Ryan Aeronautical ST-A |
Xstac LLC Flower Mound, Texas |
Standard | 2016-10-05 | ValidFAA registration status code V: Valid registration. All codes |
| N18902 | Ryan Aeronautical ST-A |
Airpower Museum INC Ottumwa, Iowa |
Standard | 2014-03-10 | ValidFAA registration status code V: Valid registration. All codes |
| N14983 | Ryan Aeronautical ST-A |
Individual owner Colorado |
Standard | 2014-01-29 | ValidFAA registration status code V: Valid registration. All codes |
| N17369 | Ryan Aeronautical ST-A |
Individual owner Pennsylvania |
Standard | 2013-08-21 | ValidFAA registration status code V: Valid registration. All codes |
| N17352 | Ryan Aeronautical ST-A |
Ryan Air Exposition LLC Vacaville, California |
Standard | 2011-04-16 | ValidFAA registration status code V: Valid registration. All codes |
| N16039 | Ryan Aeronautical ST-A |
Co-owned owner California |
Standard | 2010-08-26 | ValidFAA registration status code V: Valid registration. All codes |
| N18922 | Ryan Aeronautical ST-A |
Sundale Aviation INC Erwinna, Pennsylvania |
Standard | 2009-04-22 | ValidFAA registration status code V: Valid registration. All codes |
| N9E | Ryan Aeronautical ST-A |
Individual owner Virginia |
Standard | 2008-01-23 | ValidFAA registration status code V: Valid registration. All codes |
| N14982 | Ryan Aeronautical ST-A |
Individual owner California |
Standard | 1996-06-26 | ValidFAA registration status code V: Valid registration. All codes |
| N14956 | Ryan Aeronautical ST-A |
Individual owner Georgia |
None on file | 1994-01-20 | ValidFAA registration status code V: Valid registration. All codes |
| N17353 | Ryan Aeronautical ST-A |
Creative Interiors INC Wichita, Kansas |
Standard | 1991-04-24 | ValidFAA registration status code V: Valid registration. All codes |
| N14955 | Ryan Aeronautical ST-A |
Individual owner Tennessee |
Standard | 1991-02-01 | ValidFAA registration status code V: Valid registration. All codes |
| N14987 | Ryan Aeronautical ST-A |
Co-owned owner California |
None on file | 1987-01-09 | ValidFAA registration status code V: Valid registration. All codes |
| N86555 | Ryan Aeronautical ST-A |
Individual owner Missouri |
None on file | 1977-08-16 | ValidFAA registration status code V: Valid registration. All codes |
| N14957 | Ryan Aeronautical ST-A |
Individual owner Missouri |
Standard | 1970-09-09 | ValidFAA registration status code V: Valid registration. All codes |