# Sikorsky S-58T - Type: Aircraft model (FAA registry) - Registry code: 8141800 - Manufacturer (registry): SIKORSKY - Model: S-58T - Aircraft type: Rotorcraft - Category: Rotorcraft - Engines: 2 · Turbo-shaft - Seats: 18 - Weight class: 12,500 to 19,999 lb - Cruise speed: 86 mph - Certification: Type certificated - Data sheet: [TCDS 1H11](https://openairdocs.org/tcds/1H11) (OpenAirDocs) - Holder: Centerpointe Aerospace Inc. - Registered aircraft: 1 - Page: https://openairdocs.org/model/sikorsky-s-58t Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker. ## ADs that may apply (OpenAirDocs) Matched to this model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment. None matched. ## Registered aircraft (1) - [N47B](https://openairdocs.org/aircraft/N47B): [Aircrane Inc](https://openairdocs.org/faa-owner/AIRCRANE%20INC), [Winder, GA](https://openairdocs.org/faa-place/GA/Winder), S/N 58-530 ## NTSB investigations (2) From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. - [NTSB LAX97LA247](https://openairdocs.org/ntsb/LAX97LA247), Jul 18, 1997: Sikorsky S-58T (N47B), Page, AZ, substantial damage. Probable cause: an engine failure resulting from the fracture of two power turbine blades, which had been previously subjected to a hot or hung start. - [NTSB CHI87FA015](https://openairdocs.org/ntsb/CHI87FA015), Nov 4, 1986: Sikorsky S-58ET (N4247S), Becker, MN, substantial damage, 1 fatal ## FAA accident and incident reports (2) From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. - [Accident 19970718018999A](https://openairdocs.org/incident/19970718018999A), Jul 18, 1997: Skrsky S58T (N47B), Page, AZ, Substantial damage. Helicopter over concrete pour site on external load, engine blew up, aircraft flew away from area and landed hard. (.4)the pilot was hovering with an external… - [Accident 19861104053349A](https://openairdocs.org/incident/19861104053349A), Nov 4, 1986: Skrsky S58ET (N4247S), Becker, MN, Substantial damage. Lost power with sling load. Rotor struck conveyor. Ground impact nose down. Fuel contamination and mismanagement. ## Service difficulty reports (8) As reported by operators and repair stations, by the model named in the report. - [SDR 901CHI0208](https://openairdocs.org/sdr/901CHI0208), Feb 21, 2008: DOOR. DEPARTED. DURING POSTFLIGHT INSPECTION, AFTER LANDING, MAINT DISCOVERED CABIN DOOR WAS MISSING. INSP OF AC FOUND NO DAMAGE OR MISSING COMPONENTS OTHER THAN DOOR. REPLACEM - [SDR 9010208](https://openairdocs.org/sdr/9010208), Feb 17, 2008: DOOR. DEPARTED. DURING POSTFLIGHT INSPECTION, AFTER LANDING, MAINT DISCOVERED CABIN DOOR WAS MISSING. INSPECTION OF AIRCRAFT FOUND NO DAMAGE OR MISSING COMPONENTS OTHER THAN DO - [SDR 901012008](https://openairdocs.org/sdr/901012008), Feb 17, 2008: DOOR. DEPARTED. DURING POSTFLIGHT INSP, AFTER LANDING, MAINT DISCOVERED CABIN DOOR WAS MISSING. INSP OF AC FOUND NO DAMAGE OR MISSING COMPONENTS OTHER THAN DOOR. REPLACEMENT DO - [SDR 99ZZZX3754](https://openairdocs.org/sdr/99ZZZX3754), Aug 22, 1999: COUPLING. WORN. MOTOR TO PUMP COUPLING HAD BROKEN TEETH. WEAR APPEARED TO BE DUE TO NORMAL OPERATION. - [SDR 99ZZZX3562](https://openairdocs.org/sdr/99ZZZX3562), Aug 16, 1999: COUPLING. WORN. MOTOR TO PUMP COUPLING HAD BROKEN TEETH. MOST LIKELY DUE TO AGE AND NORMAL WEAR TO LIMITS OF PART. - [SDR 95ZZZX3869](https://openairdocs.org/sdr/95ZZZX3869), May 19, 1995: SHAFT. CRACKED. TRANSMISSION DISASSEMBLED TO INSPECT MAST (ASB 58B35-33) (234.9 HRS SINCE LAST COMPLIANCE), .25 INCH CRACK INDICATION FOUND BEGINNING AT TRAILING DOWEL PIN HOLE - [SDR 95ZZZX1352](https://openairdocs.org/sdr/95ZZZX1352), Mar 7, 1995: SHAFT. CRACKED. TRANSMISSION DISASSEMBLED FOR OVERHAUL. PERFORMED MAGNAFLUX INSPECTION OF MAST FOLLOWING STRUCTURAL FAILURE IN ANOTHER AIRCRAFT; .3750 INCH CRACK INDICATION FOU - [SDR 95ZZZX1351](https://openairdocs.org/sdr/95ZZZX1351), Mar 7, 1995: SHAFT. CRACKED. TRANSMISSION DISASSEMBLED FOR OVERHAUL. PERFORMED MAGNAFLUX INSPECTION OF MAST FOLLOWING STRUCTURAL FAILURE OF ANOTHER MAST IN ANOTHER AIRCRAFT. FOUR INCH CRACK ## STCs that may be installed (OpenAirDocs) (1) Approved for this model: the STC's model list names it on its data sheet, or a series that includes it. In force first, then newest. The registry doesn't record which STCs an aircraft has. - [STC SH268WE](https://openairdocs.org/stc/SH268WE): Installation of stainless steel fire shields around aluminum engine mount fittings (P/N S1620-61435) of HSS, HUS, H-34 military series helicopters. (S-58 SERIES Military versions HSS, HUS, H-34). TBM, Inc. Lists S-58 Series ## The same model under other registry codes Amateur-built copies and renamed makers get their own codes. - [Sikorsky-Chicaco Helicopters S-58T](https://openairdocs.org/model/sikorsky-chicaco-helicopters-s-58t): 0 registered aircraft, registry code 8141844 --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.