Type Record · As of May 3, 2026
PILATUS B-4
Glider · NONE NONE
Registered
8
Year Range
1973–1976
NTSB Events
2
Airworthiness Directives
1
01 / Distribution
Where the fleet lives and was built
Counts of currently-registered PILATUS B-4 aircraft by US state and decade of manufacture, sourced from the FAA Aircraft Registry.
By State (top 10)
- WI 25.0% 2
- OH 25.0% 2
- WV 12.5% 1
- TX 12.5% 1
- PA 12.5% 1
- FL 12.5% 1
By Decade of Manufacture
- 1970s 75.0% 6
- Unknown 25.0% 2
02 / NTSB Records
Events involving PILATUS B-4 aircraft
2 event(s) on file. Showing the most recent 2.
-
Oct 17, 1988
N8349BRIDGEPORT, Texas Minor
NTSB Docket → -
Mar 21, 1976
N99974LAKE ELSINORE, California
NTSB Docket →
03 / Airworthiness Directives
FAA directives applicable to PILATUS B-4
1 directive(s) on file. Showing the most recent 1.
-
Mar 13, 2008
Airworthiness Directives; PILATUS AIRCRAFT LTD. Models PC-12, PC-12/45, and PC-12/47 Airplanes
We are adopting a new airworthiness directive (AD) for the products listed above. This AD results from mandatory continuing airworthiness information (MCAI) issued by the aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as:
06 / Supplemental Type Certificates
Modifications approved for PILATUS B-4
1 STC on file — every FAA-approved modification, alteration, or installation for this aircraft. STOL kits, avionics, fuel systems, floats, engine swaps, you name it.
-
09/01/2022
STC SA01967WI (2 OF3)
Use of GAMI G100UL High Octane Unleaded Avgas
General Aviation Modifications Inc.
04 / Regulations watching this type
Advisory Circulars and Federal Register activity for PILATUS B-4
Advisory Circulars
No ACs explicitly mention this type. Showing universal operating-rule ACs that apply to all aircraft.
Recent Federal Register activity
Latest rulemakings touching general operating rules (Part 91) and maintenance rules (Part 43).
- 2026-04-17 Settlement Policy for Small Unmanned Aircraft System (UAS) Cases FR ↗
- 2026-02-10 Normalizing Unmanned Aircraft Systems Beyond Visual Line of Sight Operations; Reopening of Comment Period; Denial of Extension FR ↗
- 2026-02-02 25-Hour Cockpit Voice Recorder (CVR) Requirement, New Aircraft Production FR ↗
- 2026-01-28 Normalizing Unmanned Aircraft Systems Beyond Visual Line of Sight Operations; Reopening of Comment Period FR ↗
- 2026-01-07 Requirements for Interference-Tolerant Radio Altimeter Systems FR ↗
05 / Aircraft of this type
All 8 registered N-numbers
Every tail currently on the FAA registry for this make/model. Click an N-number to query the FAA Aircraft Inquiry; rows flagged ● have NTSB events on file. Tails seeded with full TallyAero pages link directly.
| N-number | St | Year | NTSB | FAA |
|---|---|---|---|---|
| N29KS | WI | — | · | Look up ↗ |
| N44UP | WV | 1976 | · | Look up ↗ |
| N48300 | OH | 1975 | · | Look up ↗ |
| N62513 | OH | 1973 | · | Look up ↗ |
| N65334 | TX | 1976 | · | Look up ↗ |
| N8349 | PA | 1973 | ● | Look up ↗ |
| N99974 | FL | 1974 | ● | Look up ↗ |
| N999WH | WI | — | · | Look up ↗ |
Source — FAA Aircraft Registry · click "Look up" to query the live registry record (owner, address, last airworthiness)
05 / Sources & Methodology
Every count traces back to a primary US-government source
- FAA Aircraft Registry →
Refreshed Apr 27, 2026
Available
- NTSB CAROL →
Refreshed Apr 27, 2026
Available
- Federal Register (FAA Airworthiness Directives) →
Refreshed Apr 27, 2026
Available
We render counts and lists as the agency publishes them. Read the methodology →