# Sikorsky S-70 - Type: Aircraft model (FAA registry) - Registry code: 8143001 - Manufacturer (registry): SIKORSKY - Model: S-70 - Aircraft type: Rotorcraft - Category: Rotorcraft - Engines: 2 · Turbo-shaft - Seats: 24 - Weight class: 20,000 lb and over - Cruise speed: 138 mph - Certification: Type certificated - Data sheet: [TCDS H2NE](https://openairdocs.org/tcds/H2NE) (OpenAirDocs) - Holder: Sikorsky Aircraft Corporation - Registered aircraft: 0 - Page: https://openairdocs.org/model/sikorsky-s-70 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 2023-11-07](https://openairdocs.org/ad/2023-11-07): Ground Proximity System · Airbus Helicopters 47, 206, 210 and 237 more. Effective Jun 22, 2023 - [AD 2020-22-19](https://openairdocs.org/ad/2020-22-19): Main Rotor Head--Main Rotor Spindle Cuff · ACE Aeronautics UH-60A, BHI H60 (UH-60A), UH-60A and 17 more. Effective Dec 3, 2020 - [AD 2020-02-17](https://openairdocs.org/ad/2020-02-17): Tail Rotor Blades · Sikorsky S-70, S-70A, S-70C and 2 more. Effective Mar 13, 2020 - [AD 2013-25-13](https://openairdocs.org/ad/2013-25-13): Main Rotor Hub, Main Rotor Mast/Swashplate, Main Rotor Gearbox, Engine/Transmission Coupling, Tail Rotor Drive Shaft · Sikorsky S-70, S-70A and S-70C. Effective Feb 25, 2014 - [AD 2013-26-13](https://openairdocs.org/ad/2013-26-13): Fatigue failure of an engine rotor part · Sikorsky S-70, S-70A, S-70C and 2 more. Effective Feb 10, 2014 - [AD 2013-06-51](https://openairdocs.org/ad/2013-06-51): Equipment/Furnishings · Agusta A109, A109A, A109A II and 43 more. Effective Jul 15, 2013 - [AD 2012-23-13](https://openairdocs.org/ad/2012-23-13): Engine Oil Cooler, Main Rotor Blades, Tail Rotor Head, Tail Rotor Blades, Tail Rotor Control System, Main Landing Gear Strut/Axle/Truck, Fuel Transfer Valve, and Fasteners · Sikorsky S-70, S-70A and S-70C. Effective Dec 14, 2012 - [AD 2012-22-14](https://openairdocs.org/ad/2012-22-14): Tail Rotor Gearbox · Sikorsky S-70, S-70A, S-70C and 2 more. Effective Nov 30, 2012 Historical (superseded or no longer in force): - [AD 2024-05-51](https://openairdocs.org/ad/2024-05-51) (historical): Turbine Section · General Electric CT7-2E1, CT7-2F1, CT7-8A and 11 more. Effective Apr 1, 2024 - [AD 2021-23-13](https://openairdocs.org/ad/2021-23-13) (historical): Ground Proximity System · Airbus Helicopters K-225, K-190A, K-240 and 237 more. Effective Dec 9, 2021 - [AD 2011-22-51](https://openairdocs.org/ad/2011-22-51) (historical): Tail Rotor Gearbox · Sikorsky S-70, S-70A, S-70C and 2 more ## Information bulletins (advisory) (1) - [SAIB SW-06-36](https://openairdocs.org/saib/SW-06-36): . Issued Apr 4, 2006 ## 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 (1) As reported by operators and repair stations, by the model named in the report. - [SDR 20010410AP007](https://openairdocs.org/sdr/20010410AP007), Feb 21, 2001: WHEEL. CRACKED. WHEEL ASSY SENT TO A CERTIFICATED REPAIR STATION FOR EDDY CURRENT INSPECTION. AFTER BUILD-UP, WHEEL AND TIRE ASSY WAS INFLATED TO 140 PSI AND LEFT FOR 12-24 HOU ## STCs that may be installed (OpenAirDocs) (10) 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 SR02650SE](https://openairdocs.org/stc/SR02650SE): Installation of Station 34.5 Beam Modification. Timberline Aerospace LLC - [STC SR12058AK](https://openairdocs.org/stc/SR12058AK): Installation of Recoil Aerospace, Inc. T750-I Internal Fire Suppression Tank. Recoil Aerospace Inc - [STC SR04461CH](https://openairdocs.org/stc/SR04461CH): Installation of a Helitak FT4500 Black Hawk Fire Tank Liquid Dispensing System. Helitak USA, LLC - [STC SR02744SE](https://openairdocs.org/stc/SR02744SE): Installation of BLR FastFin System. BLR Aerosapce LLC - [STC SR02584AK](https://openairdocs.org/stc/SR02584AK): Installation of Recoil Aerospace, Inc. T1000-E or T650-E Fire Suppression Tank. Recoil Aerospace Inc - [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 SR02617SE](https://openairdocs.org/stc/SR02617SE): Installation of a Mechanical Specialties Model 909 Cargo Hook. Mechanical Specialties Inc - [STC SR04422CH](https://openairdocs.org/stc/SR04422CH): Installation of NASI NTEC36TM Cooling System in accordance with Master Data List (MDL) as listed on AML No. SR04422CH, or later FAA approved revision. National Aircraft Service Inc - [STC ST02650SE](https://openairdocs.org/stc/ST02650SE): Installation of Station 34.5 Beam Modification. Timberline Aerospace LLC - [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 ## The same model under other registry codes Amateur-built copies and renamed makers get their own codes. - [Long Darrel Steven S70](https://openairdocs.org/model/long-darrel-steven-s70): 1 registered aircraft, registry code 05625DQ - [Ultramagic S-70](https://openairdocs.org/model/ultramagic-s-70): 1 registered aircraft, registry code 913009A - [Sikorsky S-70 (UH-60A)](https://openairdocs.org/model/sikorsky-s-70-uh-60a): 0 registered aircraft, registry code 8143013 --- 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.