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No. of STCs: 5

STC Holder: Orlando Heli Airways Inc P.O. Box 2802, Orlando, FL 32802, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH1072SO	Status: Current	App Date:	Rev Date: 05/18/1979
Description: Installation of dust boot retainer rings (in rotor head dampers).
TC Nos.: 1H4, HR1SO
Models: Sikorsky Aircraft CorporationH-19A, H-19D, H-19G, S-55, S-55B, S-55C
ACO: AIR-750: East Certification Branch ATL

STC Holder: Orlando Heli Airways Inc P.O. Box 2802, Orlando, FL 32802, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH1523SO	Status: Current	App Date:	Rev Date: 12/08/1983
Description: Add approved fuels: unleaded automotive gasoline 87 minimum antiknock index and leaded automotive gasoline, 88 minimum antiknock index (RON & MON)/2. Intermixing with aviation gasoline also approved.
TC Nos.: 1H4
Models: Sikorsky Aircraft CorporationS-55
ACO: AIR-750: East Certification Branch ATL

STC Holder: Orlando Heli Airways Inc P.O. Box 2802, Orlando, FL 32802, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH1524SO	Status: Current	App Date:	Rev Date: 12/08/1983
Description: Add approved fuels: unleaded automotive gasoline, 87 minimum antiknock index and leaded automotive gasoline, 88 minimum antiknock index (RON & MON)/2. Intermixing with aviation gasoline also approved.
TC Nos.: HR1SO
Models: Sikorsky Aircraft CorporationH-19A, HRS-1/CH-19, UH-19C, YH-19A
ACO: AIR-750: East Certification Branch ATL

STC Holder: Orlando Heli Airways Inc P.O. Box 2802, Orlando, FL 32802, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH1599SO	Status: Current	App Date:	Rev Date: 04/26/1984
Description: Removal of main transmission oil cooler blower and associated parts.
TC Nos.: 1H4, HR1SO
Models: Sikorsky Aircraft CorporationCH-19E, H-19A, H-19D, H-19G, HRS-1/CH-19, HRS-3/H-19B, S-55, S-55B, UH-19C, YH-19A
ACO: AIR-750: East Certification Branch ATL

STC Holder: Orlando Heli Airways Inc P.O. Box 2802, Orlando, FL 32802, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH1775SO	Status: Current	App Date:	Rev Date: 04/08/1985
Description: Installation of Wright R-1300-3 engine.
TC Nos.: 1H4
Models: Sikorsky Aircraft CorporationS-55
ACO: AIR-750: East Certification Branch ATL