# Sikorsky-Chicaco Helicopters S-58T

- Type: Aircraft model (FAA registry)
- Registry code: 8141844
- Manufacturer (registry): SIKORSKY-CHICACO HELICOPTERS
- Model: S-58T
- Aircraft type: Rotorcraft
- Category: Rotorcraft
- Engines: 1 · Turbo-shaft
- Seats: 16
- Weight class: 12,500 to 19,999 lb
- Cruise speed: 108 mph
- Certification: Not type certificated
- Registered aircraft: 0
- Page: https://openairdocs.org/model/sikorsky-chicaco-helicopters-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

None registered with this model now.

## NTSB investigations

None matched to aircraft with this model.

## FAA accident and incident reports

None matched to aircraft with this model.

## 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

## The same model under other registry codes

Amateur-built copies and renamed makers get their own codes.

- [Sikorsky S-58T](https://openairdocs.org/model/sikorsky-s-58t): 1 registered aircraft, registry code 8141800

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