Skip to content

Atlas / TCDS / H11NM

FAA · Type Certificate Data Sheet

TCDS H11NM

Robinson Helicopter Company

Historical Aircraft Rotorcraft Rev 3 10/10/2002 drs.faa.gov ↗

Models covered (2)

Applicable airworthiness directives (48)

ADs joined from the FAA Federal Register by (Robinson Helicopter Company × model). Click any AD to see the full Federal Register record. Mandatory; flying out of compliance grounds the airplane.

  • 2025-10097 Airworthiness Directives; Robinson Helicopter Company Helicopters 2025-06-06
  • 2025-01949 Airworthiness Directives; Robinson Helicopter Company Helicopters 2025-01-30
  • 2024-28178 Airworthiness Directives; Robinson Helicopter Company 2024-12-03
  • 2024-25390 Airworthiness Directives; Various Helicopters 2024-10-31
  • 2024-24531 Airworthiness Directives; Robinson Helicopter Company Helicopters 2024-10-24
  • 2024-21921 Airworthiness Directives; Robinson Helicopter Company Helicopters 2024-09-26
  • 2024-15707 Airworthiness Directives; Robinson Helicopter Company Helicopters 2024-07-17
  • 2024-11610 Airworthiness Directives; Robinson Helicopter Company Helicopters 2024-06-27
  • 2024-08893 Airworthiness Directives; Various Helicopters 2024-04-25
  • 2024-03970 Airworthiness Directives; Robinson Helicopter Company Helicopters 2024-02-28
  • 2024-03920 Airworthiness Directives; Robinson Helicopter Company Helicopters 2024-02-27
  • 2023-26744 Airworthiness Directives; Robinson Helicopter Company Helicopters 2023-12-06
  • 2022-19936 Airworthiness Directives; Robinson Helicopter Company Helicopters 2022-09-15
  • 2022-14830 Airworthiness Directives; Robinson Helicopter Company Helicopters 2022-07-13
  • 2022-12883 Airworthiness Directives; Robinson Helicopter Company Helicopters 2022-06-14
  • 2021-19300 Airworthiness Directives; Robinson Helicopter Company Helicopters 2021-09-07
  • 2020-18829 Airworthiness Directives; Robinson Helicopter Company 2020-08-27
  • 2020-08072 Airworthiness Directives; Robinson Helicopter Company Helicopters 2020-04-17
  • 2020-05024 Airworthiness Directives; Robinson Helicopter Company Helicopters 2020-03-12
  • 2019-27117 Airworthiness Directives; Robinson Helicopter Company Helicopters 2019-12-17
  • 2019-14205 Airworthiness Directives; Robinson Helicopter Company Helicopters 2019-07-05
  • 2018-10919 Airworthiness Directives; Robinson Helicopter Company Helicopters 2018-05-23
  • 2016-30832 Airworthiness Directives; Robinson Helicopter Company Helicopters 2017-01-04
  • 2016-12442 Airworthiness Directives; Robinson Helicopter Company Helicopters 2016-05-27
  • 2014-28478 Airworthiness Directives; Robinson Helicopter Company Helicopters 2014-12-05
  • 2013-06297 Airworthiness Directives; Robinson Helicopter Company Helicopters 2013-03-26
  • 2013-04217 Airworthiness Directives; Robinson Helicopter Company 2013-02-25
  • 2012-25428 Airworthiness Directives; Robinson Helicopter Company Helicopters 2012-10-16
  • 2012-4604 Airworthiness Directives; Robinson Helicopter Company Helicopters 2012-03-05
  • 2011-14246 Airworthiness Directives; Robinson Helicopter Company Model (Robinson) R22, R22 Alpha, R22 Beta, R22 Mariner, R44, and R44 II Helicopters 2011-06-17
  • 2010-29203 Airworthiness Directives; Robinson Helicopter Company (Robinson) Model R22, R22 Alpha, R22 Beta, and R22 Mariner Helicopters, and Model R44, and R44 II Helicopters 2010-11-24
  • 2010-17283 Airworthiness Directives; Robinson Helicopter Company (Robinson) Model R22, R22 Alpha, R22 Beta, and R22 Mariner Helicopters, and Model R44, and R44 II Helicopters 2010-07-15
  • E7-25395 Airworthiness Directives; Robinson Helicopter Company Models R22, R22 Alpha, R22 Beta, R22 Mariner, R44 and R44 II Helicopters 2008-01-03
  • E7-9687 Airworthiness Directives; Robinson Helicopter Company Model R44 and R44 II Helicopters 2007-05-23
  • 07-26 Airworthiness Directives; Robinson Helicopter Company Model R44 and R44 II Helicopters 2007-01-09
  • 04-15129 Airworthiness Directives; Robinson Helicopter Company Model R44 Helicopters 2004-07-06
  • 04-6779 Airworthiness Directives; Robinson Helicopter Company Model R44 Helicopters 2004-03-26
  • 03-3773 Airworthiness Directives; Robinson Helicopter Company Model R44 Helicopters 2003-02-19
  • 03-3772 Airworthiness Directives; Robinson Helicopter Company Model R22 Helicopters 2003-02-19
  • 02-29003 Airworthiness Directives; Textron Lycoming AEIO-540, IO-540, LTIO-540, O-540, and TIO-540 Series Reciprocating Engines 2002-11-14
  • 02-22898 Airworthiness Directives; Robinson Helicopter Company Model R44 Helicopters 2002-09-10
  • 02-22897 Airworthiness Directives; Robinson Helicopter Company Model R22 Helicopters 2002-09-10
  • 01-25693 Airworthiness Directives; Robinson Helicopter Company Model R44 Helicopters 2001-10-15
  • 01-15795 Airworthiness Directives; Robinson Helicopter Company Model R44 Helicopters 2001-06-25
  • 00-9818 Airworthiness Directives; Robinson Helicopter Company Model R44 Helicopters 2000-04-19
  • 00-8519 Airworthiness Directives; Robinson Helicopter Company Model R44 Helicopters 2000-04-06
  • 99-28655 Airworthiness Directives; Robinson Helicopter Company (Robinson) Model R44 Helicopters 1999-11-03
  • 99-24535 Airworthiness Directives; Robinson Helicopter Company Model R44 Helicopters 1999-09-22

Special Airworthiness Information Bulletins (11)

Advisory bulletins on these airframes. Not mandatory like ADs — but operators tracking AD compliance often miss the SAIB on the same component.

  • SW-09-36 Robinson Helicopter Company Hot Weather Operation
  • SW-08-16 Air Conditioning Wiring Chafing
  • 2024-05 Engine/Transmission Coupling, Gearmotor Assembly
  • 2022-21 EMERGENCY FLOTATION SECTION, Pop-Out Float Under-inflation.
  • AIR-21-14 Robinson R44 and R66 HeliSAS Autopilot/Garmin Primary Flight Display (PFD) Interface
  • AIR-21-11 ROTORCRAFT SERVO SYSTEM (JASC 6730)
  • AIR-21-03 Electrical Power System; Ameri-King RFI DC Filter Smoke/Fire
  • SW-20-01 Electrical Power System - Battery Electrolyte Leakage
  • SW-15-08R1 Robinson R44 and R44 Main Rotor Blades
  • SW-13-11 JASC Code 2810 Fuel Storage Robinson Helicopter Company Bladder Fuel Tank Retrofit
  • SW-06-19

Special Conditions + ELOS findings

Certification-time deviations: SCs add requirements where the design is novel; ELOS allows alternative compliance. Most modern types have both.

Certification basis — 14 CFR

Specific sections

  • Sec. 27.695
  • Sec. 27.955
  • Sec. 27.1305
  • Sec. 27.1401
  • Sec. 21.50

Fleet view · 1,920 registered tails

Engineering specs aggregated from the FAA Aircraft Registry — what every actually-flying tail under this TCDS reports. Median + 10th–90th-percentile range across the active fleet.

Seats

4

n=1,920

Horsepower

260

260–300

Year of mfr

2008

1992–2026

Engines on the type, by tail count

  • LYCOMING IO-540-AE1A5 1,023
  • LYCOMING O-540-F1B5 298
  • LYCOMING IO-540 SER 276
  • LYCOMING 0-540 SERIES 136
  • LYCOMING 0-540F1 SERIE 92
  • LYCOMING IO 540 SER 18
  • CONT MOTOR IO-540 SER 8
  • AMA/EXPR UNKNOWN ENG 4

NTSB events

461

across all model variants

Applicable ADs

49

FAA airworthiness directives

Per-tail rate

0.24 events / tail · 0.03 ADs / tail

The TCDS PDF on drs.faa.gov is the authoritative document for design-as-certified weight limits, performance, equipment, AD compliance times, and operating limitations. Open on drs.faa.gov ↗ DRS frequently breaks — when it does, the fleet view above and the cross-links below are usually what you actually need.