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Aircraft record

N4580Y1967 Bell 204-B

DeregisteredUnclaimedSource: FAA, updated Oct 18, 2026

This N-number isn't registered right now. Below is its last known registration, canceled Apr 29, 2002.

Safety record in brief:2 NTSB accidents (destroyed damage at worst, latest Apr 1997)17 ADs may apply

Registration
Deregistered
Last based in
Costa Mesa, CA
owner city / state
Engine
T-53 · 1150 hp
Lycoming
Owners
1
since 1996
NTSB events
2
destroyed, 1997
ADs may apply
17
confirm with A&P
Service reports
0
since 1995

Registration

FAA Aircraft Registry · Oct 18, 2026
Last registered owner
South Coast Helicopters INC
Owner type
Corporation
City, state
Costa Mesa, CA
Certificate issued
Mar 27, 1996
Canceled
Apr 29, 2002
Airworthiness
Restricted · Agriculture and Pest Control
Airworthiness date
Apr 22, 1985

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 data

Airframe

Manufacturer
Bell
Model
204-B
Year
1967
Serial number
2066
Aircraft type
Rotorcraft
Category
Land
Certification
Type Certificated
Seats
6
Engines
1
Max takeoff weight
Up to 12,499 lb
Type certificate data sheet
H1SW
Mode S code
A59243

Engine

Make and model
Lycoming T-53
Type
Turbo-shaft
Power
1150 hp

Total time and engine hours aren't public. They appear here once the owner adds logbooks.

Ownership history

Ownership history from FAA records
  1. 1996 – 2002South Coast Helicopters INCCosta Mesa, CA
  2. 1969 – 1972Ewing Dusting Service INCOcilla, GA · different airframe: 1967 Piper Pa-25-235 S/N 25-4248

Individual owners are shown by city and state only.

Safety record

NTSB · Oct 15, 2026 · FAA ADs · Oct 18, 2026 · SDRs · Oct 16, 2026

NTSB events (2)

Accident · destroyed

Apr 16, 1997 · Calderwood, TN

The inadequate maintenance inspection of the helicopter resulting in loss of lubrication from the main drive shaft going undetected until failure of the drive shaft.

Damage
Destroyed
Injuries
None
Report
MIA97TA139

From NTSB records; matched by serial number.Read NTSB report (search CAROL for MIA97TA139)

Accident · substantial damage

Jul 29, 1987 · Dubois, WY

THE COMMERCIAL PLT WAS PERFORMING EXTERNAL SLING LOADS IN SUPPORT OF SEISMIC OPERATIONS. THE PLT REPORTED THAT THE ENGINE FAILED DURING A LOAD RELEASE AND THE PLT EXECUTED AN AUTOROTATION. THIS RESULTED IN A HARD LANDING IN HEAVY TIMBER ON SLOPING TERRAIN. THE HELICOPTER ROLLED OVER ON THE RIGHT SIDE. A POST ACCIDENT ENGINE INSPECTION REVEALED NO PREIMPACT MECHANICAL MALFUNCTIONS /FAILURES.

Damage
Substantial
Injuries
Serious
Report
DEN87LA199

From NTSB records; matched by serial number.Read NTSB report (search CAROL for DEN87LA199)

Accident history for this model

ADs published since 1998 that may apply (17)

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.

ADSubjectEffectiveApplies to
2022-06-03Bell Textron Inc. (Type Certificate Previously Held by Bell Helicopter Textron Inc.)…Mar 16, 2022Airframe (204-B)Only with: Main rotor hub strap pin P/N 204-012-104-005 with serial number prefix "FNFS" installed.
2020-19-08Bell Textron Inc. (Type Certificate Previously Held by Bell Helicopter Textron Inc.)…Oct 21, 2020Airframe (204-B)Only with: Main rotor hub tension-torsion strap (TT strap) assembly P/N 204-012-112-005 installed.
2020-16-10Bell Textron Inc. (Type Certificate Previously Held by Bell Helicopter Textron Inc.)…Sep 3, 2020Airframe (204-B)Only with: Shoulder harness seat belt comfort clip P/N D7LZ-6560286-A, D7LZ-6560286-B, or 504636-401 installed.
2018-02-08Bell Helicopter Textron HelicoptersFeb 1, 2018Airframe (204-B)Only with: Helicopter Technology Company (HTC) main rotor blade part number 204P2100-101 installed.
2016-22-07Bell Helicopter TextronNov 30, 2016Airframe (204-B)Only with: Main rotor blade P/N 204-011-200-001 or P/N 204-011-250-(all dash numbers) installed.
Show all 17 ADs
ADSubjectEffectiveApplies to
2015-15-04Bell Helicopter Textron, Inc.Aug 7, 2015Airframe (204-B)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.
2014-12-04Bell Helicopter Textron, Inc. (BHTI) HelicoptersJul 24, 2014Airframe (204-B)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).
2014-03-11Bell Helicopter Textron, Inc. (Bell) HelicoptersMar 26, 2014Airframe (204-B)Only with: Cable assembly part number 205-001-720-001 installed.
2012-17-08Bell Helicopter Textron, Inc. (Bell) HelicoptersFeb 27, 2013Airframe (204-B)Only with: Main rotor yoke P/N AAI-4011-102, ASI-4011-102, or 204-011-102 (all dash numbers) installed.
2007-19-53Bell Helicopter Textron, Inc. Model 204B, 205A, 205A-1, 205B, 210, 212, 412, 412EP, and…Dec 5, 2007Airframe (204-B)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).
2002-22-14Bell Helicopter Textron, Inc. Model 204B, 205A, 205A-1, 205B, 212, 214B, and 214B-1…Dec 13, 2002Airframe (204-B)Only with: Main rotor tension-torsion (TT) strap P/N 204-012-122-1, 204-012-122-5, or 214-010-179-1 installed.
2002-15-04Honeywell International, Inc., (formerly AlliedSignal, Inc. and Textron Lycoming)…Sep 10, 2002Engine (T-53)Only with: Engines with centrifugal compressor impellers having serial numbers 83317, 83327, 83328, or 83330 installed.
2001-02-11Bell Helicopter Textron, Inc. Model 204B HelicoptersFeb 15, 2001Airframe (204-B)Only with: Main rotor mast assembly P/N 204-011-450-001 installed.
2000-15-52Bell Helicopter Textron, Inc. Model 204B, 205A, 205A-1, 205B, and 212 HelicoptersDec 28, 2000Airframe (204-B)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.
99-17-03Bell Helicopter Textron, Inc. Model 204B, 205A, and 205A-1 HelicoptersSep 16, 1999Airframe (204-B)Only with: Model 204B with vertical fin spar P/N 205-030-899-001, -089, 205-030-846-001, -003, -047, -049, or 204-030-825-063, -065 installed; Models 205A and 205A-1 with fin spar P/N 205-030-899-101, 205-030-846-087, -089, or 205-032-851-003, -007, -009 installed.
98-24-15Bell Helicopter Textron Model 204B, 205A, 205A-1, 205B, and 212 HelicoptersDec 8, 1998Airframe (204-B)
95-10-07Bell Helicopter Textron, Inc. Model 205A, 205A-1, and 204B HelicoptersMay 26, 1995Airframe (204-B)Only with: 42-degree tail rotor drive gearbox assembly P/N 204-040-003-023 or 204-040-003-037 installed.

AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.

Service Difficulty Reports (0)

No Service Difficulty Reports found for this airframe since 1995.

Sources

  • FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 18, 2026
  • NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
  • FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 18, 2026
  • FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026

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