AD 98-09-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | MD Helicopters, Inc. | 369 | Airworthiness Directives; McDonnell Douglas Helicopter Systems Model 369 (YOH-6A), 369A (OH-6A), 369D, 369E, 369F, 369FF, 369H, 369HE, 369HM, 369HS, and 500N Helicopters |
| aircraft | MD Helicopters, Inc. | 369A | Airworthiness Directives; McDonnell Douglas Helicopter Systems Model 369 (YOH-6A), 369A (OH-6A), 369D, 369E, 369F, 369FF, 369H, 369HE, 369HM, 369HS, and 500N Helicopters |
| aircraft | MD Helicopters, Inc. | 369D | Airworthiness Directives; McDonnell Douglas Helicopter Systems Model 369 (YOH-6A), 369A (OH-6A), 369D, 369E, 369F, 369FF, 369H, 369HE, 369HM, 369HS, and 500N Helicopters |
| aircraft | MD Helicopters, Inc. | 369E | Airworthiness Directives; McDonnell Douglas Helicopter Systems Model 369 (YOH-6A), 369A (OH-6A), 369D, 369E, 369F, 369FF, 369H, 369HE, 369HM, 369HS, and 500N Helicopters |
| aircraft | MD Helicopters, Inc. | 369F | Airworthiness Directives; McDonnell Douglas Helicopter Systems Model 369 (YOH-6A), 369A (OH-6A), 369D, 369E, 369F, 369FF, 369H, 369HE, 369HM, 369HS, and 500N Helicopters |
| aircraft | MD Helicopters, Inc. | 369FF | Airworthiness Directives; McDonnell Douglas Helicopter Systems Model 369 (YOH-6A), 369A (OH-6A), 369D, 369E, 369F, 369FF, 369H, 369HE, 369HM, 369HS, and 500N Helicopters |
| aircraft | MD Helicopters, Inc. | 369H | Airworthiness Directives; McDonnell Douglas Helicopter Systems Model 369 (YOH-6A), 369A (OH-6A), 369D, 369E, 369F, 369FF, 369H, 369HE, 369HM, 369HS, and 500N Helicopters |
| aircraft | MD Helicopters, Inc. | 369HE | Airworthiness Directives; McDonnell Douglas Helicopter Systems Model 369 (YOH-6A), 369A (OH-6A), 369D, 369E, 369F, 369FF, 369H, 369HE, 369HM, 369HS, and 500N Helicopters |
| aircraft | MD Helicopters, Inc. | 369HM | Airworthiness Directives; McDonnell Douglas Helicopter Systems Model 369 (YOH-6A), 369A (OH-6A), 369D, 369E, 369F, 369FF, 369H, 369HE, 369HM, 369HS, and 500N Helicopters |
| aircraft | MD Helicopters, Inc. | 369HS | Airworthiness Directives; McDonnell Douglas Helicopter Systems Model 369 (YOH-6A), 369A (OH-6A), 369D, 369E, 369F, 369FF, 369H, 369HE, 369HM, 369HS, and 500N Helicopters |
Unsafe Condition
Failure of the overrunning clutch assembly outer race, part number 369A5352, serial numbers 0692 through 0927, which could result in loss of engine drive to the rotor system and a subsequent forced landing.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the overrunning clutch outer race, part number 369A5352, to determine its serial number. Remove and replace any outer race with serial numbers 0692 through 0927 with an airworthy overrunning clutch outer race, part number 369A5352-5, and a wave washer, part number W1593-018.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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