# Sikorsky S-52-3 - Type: Aircraft model (FAA registry) - Registry code: 8141306 - Manufacturer (registry): SIKORSKY - Model: S-52-3 - Aircraft type: Rotorcraft - Category: Rotorcraft - Engines: 1 · Reciprocating - Seats: 4 - Weight class: Up to 12,499 lb - Cruise speed: 681 mph - Certification: Type certificated - Data sheet: [TCDS 1H2](https://openairdocs.org/tcds/1H2) (OpenAirDocs) - Holder: Vertical Aviation Technologies Inc. - Registered aircraft: 2 - Page: https://openairdocs.org/model/sikorsky-s-52-3 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. - [AD 60-19-01](https://openairdocs.org/ad/60-19-01): Component Lines · Sikorsky S-52-3 ## Registered aircraft (2) - [N74840](https://openairdocs.org/aircraft/N74840): [Orlando Helicopter Airways Inc](https://openairdocs.org/faa-owner/ORLANDO%20HELICOPTER%20AIRWAYS%20INC), [Deland, FL](https://openairdocs.org/faa-place/FL/Deland), built 1952, S/N 52041 - [N9432H](https://openairdocs.org/aircraft/N9432H): [Bartlett Robert E](https://openairdocs.org/faa-owner/BARTLETT%20ROBERT%20E), [Cleveland, TX](https://openairdocs.org/faa-place/TX/Cleveland), built 1962, S/N 128602 ## NTSB investigations (7) 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 MIA78FLD32](https://openairdocs.org/ntsb/MIA78FLD32), Apr 4, 1978: Sikorsky S-52-3 (N4643S), Eustis, FL, substantial damage - [NTSB CHI75FET11](https://openairdocs.org/ntsb/CHI75FET11), Nov 22, 1974: Sikorsky S-52-3 (N54059), Valparaiso, IN, substantial damage - [NTSB MKC72FTG02](https://openairdocs.org/ntsb/MKC72FTG02), Jul 4, 1971: Sikorsky S-52-3 (N54060), New Rockfrd, ND, substantial damage - [NTSB UNK69X0108](https://openairdocs.org/ntsb/UNK69X0108), Feb 3, 1969: Sikorsky S-52-3 (N4643S), Santo Domingo (Atlantic Ocean), substantial damage - [NTSB MIA66A0145](https://openairdocs.org/ntsb/MIA66A0145), Jun 15, 1966: Sikorsky S-52-3 (N9329R), Surfside, FL, substantial damage - [NTSB MIA66A0144](https://openairdocs.org/ntsb/MIA66A0144), Jun 11, 1966: Sikorsky S-52-3 (N9426H), Coconut Grove, FL, substantial damage - [NTSB UNK65X0927](https://openairdocs.org/ntsb/UNK65X0927), Dec 5, 1964: Sikorsky S52 (N9426H), Brandon, FL, no damage ## FAA accident and incident reports (4) 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. - [Incident 20120507010349I](https://openairdocs.org/incident/20120507010349I), May 7, 2012: Sikorsky S-52-3 (N9329R), Midland, MI, Minor damage. An anonymous call was received by the grand rapids FSDO 05/16/12 regarding a helicopter that was reportedly hard landed, with minor damage. 05/17/12… - [Incident 19930604021649I](https://openairdocs.org/incident/19930604021649I), Jun 4, 1993: Skrsky S523 (N74840), Sanford, FL, Minor damage. Partial loss of power after liftoff. Attemped 180 degree turn to ramp. Made a hard landing. Found faulty carburetor - [Accident 19780404006989A](https://openairdocs.org/incident/19780404006989A), Apr 4, 1978: Skrsky S523 (N4643S), Eustis, FL, Substantial damage. Connecting rod cap bolt failed in center left cylinder. Piston rinad not fully seated. - [Accident 19741122039489A](https://openairdocs.org/incident/19741122039489A), Nov 22, 1974: Skrsky S523 (N54059), Valparaiso, IN, Substantial damage. Water,dirt & grass found in fuel tank. 2 other acft dmgd by vandals. ## STCs that may be installed (OpenAirDocs) (4) 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 SH3319NM](https://openairdocs.org/stc/SH3319NM): Installation of Precise Flight Pulselite Control Unit in the Landing /Taxi Recognition Visual Control Light system,. Precise Flight Inc - [STC SR02704SE](https://openairdocs.org/stc/SR02704SE): Installation and maintenance of the Sunspot 36 and 46 series lights. AeroLED's Holdings LLC - [STC SR00359BO](https://openairdocs.org/stc/SR00359BO): Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights. Whelen Aerospace Technologies - [STC SR02394AK](https://openairdocs.org/stc/SR02394AK): Replacement of existing landing and/or hover light bulbs with Light Emitting Diode (LED) lighting system. Seaplanes North LLC ## PMA parts (OpenAirDocs) (15) Current parts manufacturer approvals (PMA): parts the FAA has approved companies to make as replacements or modifications. Each record lists its models as free text; OpenAirDocs matched them to this model on its data sheet, so check the FAA record before relying on it. Newest first. - [01-0790906-00](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID124386493120220610124327.0001): LED Landing Light. Whelen Aerospace Technologies · PMA PQ1372CE · Modification part · Jun 6, 2022 - [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID677391633020210622142517.0001): AeroLEDs LLC · PMA PQ5259NM · Jan 13, 2021 - [87-05208-001](https://drs.faa.gov/browse/excelExternalWindow/C4B8A8A2B2422B728625822E007853B6.0001): Assembly, Light, PAR 46 Landing. Astronics Luminescent Systems Inc · PMA PQ0786NE · Replaces 01-0790750-20 · Jan 23, 2018 - [87-05207-002](https://drs.faa.gov/browse/excelExternalWindow/4BE4BA39295AB01E862581760058C64D.0001): Assembly, Light, PAR 36 Taxi. Astronics Luminescent Systems Inc · PMA PQ0786NE · Replaces 01-0771833-25 · Aug 1, 2017 - [87-05207-001](https://drs.faa.gov/browse/excelExternalWindow/4ACD6BDF5990D9C7862581760058C571.0001): Assembly, Light, PAR 36 Landing. Astronics Luminescent Systems Inc · PMA PQ0786NE · Replaces 01-0771833-20 · Aug 1, 2017 - [01-0790750-20](https://drs.faa.gov/browse/excelExternalWindow/DF585F07385239BF86257F000060B609.0001): LED Landing Light. Whelen Engineering Co Inc · PMA PQ0610NE · Modification part · Oct 28, 2015 - [01-0771833-20](https://drs.faa.gov/browse/excelExternalWindow/B3ED2FAAA3DCF33C86257F000060B51A.0001): LED Landing Light. Whelen Engineering Co Inc · PMA PQ0610NE · Modification part · Oct 28, 2015 - [01-0790750-10](https://drs.faa.gov/browse/excelExternalWindow/9D6AFCBD1348AD6186257F000060B5B8.0001): LED Landing Light. Whelen Engineering Co Inc · PMA PQ0610NE · Modification part · Oct 28, 2015 - [01-0771833-15](https://drs.faa.gov/browse/excelExternalWindow/687551E9968AF90886257F000060B4C0.0001): LED Taxi Light. Whelen Engineering Co Inc · PMA PQ0610NE · Modification part · Oct 28, 2015 - [01-0771833-25](https://drs.faa.gov/browse/excelExternalWindow/368AB879B374E71086257F000060B56A.0001): LED Taxi Light. Whelen Engineering Co Inc · PMA PQ0610NE · Modification part · Oct 28, 2015 - [01-0771833-10](https://drs.faa.gov/browse/excelExternalWindow/0973C66BC006449A86257F000060B467.0001): LED Landing Light. Whelen Engineering Co Inc · PMA PQ0610NE · Modification part · Oct 28, 2015 - [01-0771424-25](https://drs.faa.gov/browse/excelExternalWindow/DFC8C9A036093F40862579EC00539710.0001): LED PAR36 Taxi Light. Whelen Engineering Co Inc · PMA PQ0610NE · Replaces 01-0771424-25 · Apr 10, 2012 - [01-0771424-20](https://drs.faa.gov/browse/excelExternalWindow/BD84CA0936FC287C862579EC0053969B.0001): LED PAR36 Landing Light. Whelen Engineering Co Inc · PMA PQ0610NE · Replaces 01-0771424-20 · Apr 10, 2012 - [01-0771424-10](https://drs.faa.gov/browse/excelExternalWindow/3A8EEF8AE12997AF862579EC0053960D.0001): LED PAR36 Landing Light. Whelen Engineering Co Inc · PMA PQ0610NE · Replaces 01-0771424-10 · Apr 10, 2012 - [01-0771424-15](https://drs.faa.gov/browse/excelExternalWindow/2788755BBBD7B122862579EC00539658.0001): LED PAR36 Taxi Light. Whelen Engineering Co Inc · PMA PQ0610NE · Replaces 01-0771424-15 · Apr 10, 2012 --- 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.