Accident · substantial damage
Aug 31, 1990 · Yosemite, CA- Damage
- Substantial
- Injuries
- Minor
- Report
- LAX90T#A07
From NTSB records; matched by serial number.Read NTSB report (search CAROL for LAX90T#A07)
N9937K1976 Bell 212
DeregisteredUnclaimedSource: FAA, updated Oct 19, 2026
This N-number isn't registered right now. Below is its last known registration, canceled Sep 14, 2006.
Safety record in brief:1 NTSB accident (substantial damage, Aug 1990)22 ADs may apply4 service difficulty reports
- Registration
- Deregistered
Registration
FAA Aircraft Registry · Oct 19, 2026- Last registered owner
- Houston Helicopters INC
- Owner type
- Corporation
- City, state
- Pearland, TX
- Certificate issued
- Aug 2, 1994
- Canceled
- Sep 14, 2006
- Airworthiness
- Standard · Transport
- Airworthiness date
- May 12, 1976
We never show street addresses, even though they appear in the public FAA file. Individual owners are shown by city and state only.
Airframe & engine
FAA Registry + type dataAirframe
- Manufacturer
- Bell
- Model
- 212
- Year
- 1976
- Serial number
- 30778
- Aircraft type
- Rotorcraft
- Category
- Land
- Certification
- Type Certificated
- Seats
- 15
- Engines
- 2
- Max takeoff weight
- Up to 12,499 lb
- Type certificate data sheet
- H4SW
- Mode S code
- ADE11F
Engine
- Make and model
- U/A Canada Pt6b-9
- Type
- Turbo-shaft
- Power
- 550 hp
Total time and engine hours aren't public. They appear here once the owner adds logbooks.
Ownership history
Ownership history from FAA records- 1994 – 2006Houston Helicopters INCPearland, TX
Individual owners are shown by city and state only.
Safety record
NTSB · Oct 15, 2026 · FAA ADs · Oct 19, 2026 · SDRs · Oct 16, 2026NTSB events (1)
ADs published since 1998 that may apply (22)
These match the airframe or engine model. Whether each one applies, and whether it's been complied with, depends on serial numbers, equipment and logbook entries. Applicability must be confirmed by a mechanic against the aircraft's records.
| AD | Subject | Effective | Applies to |
|---|---|---|---|
| 2024-16-01 | Bell Textron Inc. (Type Certificate Previously Held by Bell Helicopter Textron, Inc.)… | Sep 4, 2024 | Airframe (212)Only with: Models 205A, 205A-1, 205B with upper left-hand cap angle P/N 205-030-207-005 installed; Models 212, 412, 412CF, 412EP with cap angle P/N 212-030-191-001 installed. |
| 2022-06-03 | Bell Textron Inc. (Type Certificate Previously Held by Bell Helicopter Textron Inc.)… | Mar 16, 2022 | Airframe (212)Only with: Main rotor hub strap pin P/N 204-012-104-005 with serial number prefix "FNFS" installed. |
| 2020-19-08 | Bell Textron Inc. (Type Certificate Previously Held by Bell Helicopter Textron Inc.)… | Oct 21, 2020 | Airframe (212)Only with: Main rotor hub tension-torsion strap (TT strap) assembly P/N 204-012-112-005 installed. |
| 2020-16-10 | Bell Textron Inc. (Type Certificate Previously Held by Bell Helicopter Textron Inc.)… | Sep 3, 2020 | Airframe (212)Only with: Shoulder harness seat belt comfort clip P/N D7LZ-6560286-A, D7LZ-6560286-B, or 504636-401 installed. |
| 2019-09-02 | Bell Helicopter Textron, Inc. (Bell) Helicopters | Jun 4, 2019 | Airframe (212)Only with: With engine oil check valve P/N 209-062-520-001 or fuel check valve P/N 209-062-607-001 manufactured by Circor Aerospace, marked "Circle Seal", with manufacturing date code 10/11 through 03/15, installed; except check valves marked "TQL" next to the date code. |
Show all 22 ADsShow fewer ADs
| AD | Subject | Effective | Applies to |
|---|---|---|---|
| 2018-16-14 | Bell Helicopter Textron Inc., Helicopters | Oct 4, 2018 | Airframe (212)Only with: Emergency flotation system (EFS) tube assembly P/N 412-073-820-101 with a date of manufacture before July 28, 2016, or an unknown date of manufacture installed. |
| 2015-15-04 | Bell Helicopter Textron, Inc. | Aug 7, 2015 | Airframe (212)Only with: Main rotor blade grip P/N ASI-4011-121-113 installed; for Models 204B, 205A and 205A-1 only if the grip was ever installed on a Model 212 or its history is unknown. |
| 2014-12-04 | Bell Helicopter Textron, Inc. (BHTI) Helicopters | Jul 24, 2014 | Airframe (212)Only with: Main rotor grips P/N 204-011-121-005, -009, -113, -117, -121 or ASI-4011-121-9 installed as listed per model in Table 1 (P/N -005 and -113 on 204B/205A/205A-1 only if the grip was ever installed on a Model 205B). |
| 2013-15-02 | Bell Helicopter Textron Helicopters | Aug 14, 2013 | Airframe (212)Only with: Tail rotor blade assembly P/N 210-010-001-(all dash numbers) or 212-010-750-(all dash numbers) installed. |
| 2012-17-08 | Bell Helicopter Textron, Inc. (Bell) Helicopters | Feb 27, 2013 | Airframe (212)Only with: Main rotor yoke P/N AAI-4011-102, ASI-4011-102, or 204-011-102 (all dash numbers) installed. |
| 2012-22-06 | Aeronautical Accessories, Inc., High Landing Gear Forward Crosstube Assembly | Dec 14, 2012 | Airframe (212)Only with: Aeronautical Accessories, Inc. high landing gear forward crosstube assembly P/N 212-321-103 installed |
| 2011-23-02 | Bell Helicopter Textron, Inc. (Bell), Model 205A-1, 205B, 210, and 212 Helicopters | Nov 21, 2011 | Airframe (212)Only with: Main rotor blade P/N 204-012-001-023 or -033; 210-015-001-101; 212-015-501-005, -111, -113, -115, -117, -119, or -121 installed. |
| 2011-12-08 | Bell Helicopter Textron, Inc. Model 205A, 205A-1, 205B, 212, 412, 412CF, and 412EP… | Jul 5, 2011 | Airframe (212)Only with: Tail rotor blade P/N 212-010-750 (all dash numbers) installed, all blade S/Ns except those with prefix "A" and number 17061 or larger. |
| 2010-10-16 | Bell Helicopter Textron (Bell) Model 205A, 205A-1, 205B, 212, 412, 412EP, and 412CF and… | Jun 8, 2010 | Airframe (212)Only with: AAI Low Skid Landing Gear Forward Crosstube P/N 212-320-103 with S/N prefix "AA" and S/N 574 through 628 installed. |
| 2007-19-53 | Bell Helicopter Textron, Inc. Model 204B, 205A, 205A-1, 205B, 210, 212, 412, 412EP, and… | Dec 5, 2007 | Airframe (212)Only with: Applies only with a tail rotor blade installed having one of these P/N and S/N: 204-011-702-015 (AFS-12703, AFS-12893, AFS-23525, AFS-23573); 204-011-702-121 (A-22020); 212-010-750-105FM (A-10090, A-10836, A-11207, A-11332); 212-010-750-113 (A-14953, A15090, CS-12702); 212-010-750-113FM (A-12240, A-12296, A-12640, A-12670, A-12789, A-13033, A-13096, A-13134, A-13199, A-13264, A-13366); 212-010-750-133 (A15602). |
| 2002-22-14 | Bell Helicopter Textron, Inc. Model 204B, 205A, 205A-1, 205B, 212, 214B, and 214B-1… | Dec 13, 2002 | Airframe (212)Only with: Main rotor tension-torsion (TT) strap P/N 204-012-122-1, 204-012-122-5, or 214-010-179-1 installed. |
| 2002-19-05 | Bell Helicopter Textron, Inc. Model 212 Helicopters | Oct 30, 2002 | Airframe (212)Only with: Vertical fin spar cap P/N 212-030-125-001 installed (with or without retrofit kit P/N 212-704-087), or spar cap P/N 212-030-447-001 or 212-030-447-101 installed. |
| 2002-09-04 | Bell Helicopter Textron, Inc. Model 205A, 205A-1, 205B, 212, 412, 412EP, and 412CF… | Jun 7, 2002 | Airframe (212)Only with: Tail rotor blade P/N 212-010-750-009, -011, -105, -107, -109, or -111 installed, with blade S/N prefix ATR or A3, or prefix A with number less than or equal to 11529. |
| 2001-13-01 | Bell Helicopter Textron, Inc. Model 205A-1, 205B, 212, 412, 412EP, and 412CF Helicopters | Aug 1, 2001 | Airframe (212) |
| 2000-15-52 | Bell Helicopter Textron, Inc. Model 204B, 205A, 205A-1, 205B, and 212 Helicopters | Dec 28, 2000 | Airframe (212)Only with: Main rotor mast P/N 204-011-450-001, -007, -105, -113, or -119, or main rotor trunnion P/N 204-011-105-001 or -103, installed. |
| 98-11-15 | Bell Helicopter Textron, Inc. Model 212 Helicopters | Feb 10, 1999 | Airframe (212)Only with: Tail rotor yoke assembly P/N 212-010-704 (all dash numbers), P/N 212-010-744 (all dash numbers), or P/N 212-011-702 (all dash numbers) installed. |
| 98-24-15 | Bell Helicopter Textron Model 204B, 205A, 205A-1, 205B, and 212 Helicopters | Dec 8, 1998 | Airframe (212) |
AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.
Service Difficulty Reports (4)
Reports of failures and defects that operators and repair stations sent to the FAA since 1995. A report describes one finding; it is not an accident.
- Main rotor · pitch horn · out of toleranceOct 21, 2001
DURING INSPECTION OF THE MAIN ROTOR GRIP PITCH HORN TO GRIP COUNTER BORES, MEASURED THE BORES USING A TELESCOPING GAUGE AND MICROMETER.
From FAA Service Difficulty Reports; matched by N-number and serial number. - Main rotor · pitch horn · out of toleranceOct 21, 2001
DURING INSPECTION OF THE MAIN ROTOR GRIP PITCH HORN TO GRIP COUNTER BORES, MEASURED THE BORES USING A TELESCOPING GAUGE AND MICROMETER.
From FAA Service Difficulty Reports; matched by N-number and serial number. - Main rotor · blade · disbondedJun 10, 1999
DURING DAILY INSPECTION, FOUND VOID AT UPPER AND LOWER SECTION OF TRIM TAB TRAILING EDGE. AIRCRAFT TT: 4,967.8 HOURS. M/R BLADE REMOVED AND SENT FOR REPAIR.
From FAA Service Difficulty Reports; matched by N-number and serial number.
Show all 4 reportsShow fewer reports
- Main rotor · blade · disbondedMay 29, 1999
AIRCRAFT HAD VERTICAL VIBRATION ON SHORT FINAL TO LAND. INSPECTED AIRCRAFT, FOUND LOWER TRIM TAB HAD DISBONDED ON M/R BLADE PN 212-015-501-5, SN A262. AFTER CLOSER INSPECTION, FOUND CORROSION UNDER TAB. REMOVED M/R HUB AND BOTH M/R BLADES FOR CONVENIENCE. INSTALLED SERVICEABLE M/R HUB AND BLADES.…
From FAA Service Difficulty Reports; matched by N-number and serial number.
Sources
- FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 19, 2026
- NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
- FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 19, 2026
- FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026