AD 76-07-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 727-100 Series | BOEING Model 727 Series Airplanes |
| aircraft | The Boeing Company | 727-100C Series | BOEING Model 727 Series Airplanes |
| aircraft | The Boeing Company | 727-200 Series | BOEING Model 727 Series Airplanes |
| aircraft | The Boeing Company | 727-200F Series | BOEING Model 727 Series Airplanes |
| aircraft | The Boeing Company | 727 Series | BOEING Model 727 Series Airplanes |
| aircraft | The Boeing Company | 727C Series | BOEING Model 727 Series Airplanes |
Unsafe Condition
Failure of the nose landing gear release mechanism torsion shaft could result in a possible gear-up landing.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Within 750 landings after the effective date, inspect P/N 65-18949-1 torsion shafts with 8,000 or more landings since rework or new, using ultrasonic or magnetic particle inspection per Boeing Service Bulletin 727-32-238. Replace cracked shafts prior to further flight with either a nonreworked shaft under 8,000 landings or an uncracked reworked shaft per SB 727-32-203. Install new improved P/N 65-86496-1 shaft per SB 727-32-205/223 to terminate AD.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the next 750 landings after the effective date of this AD, unless accomplished within the last 750 landings, and thereafter at intervals not to exceed 1,500 landings for ultrasonic inspections or 2,400 landings for magnetic particle inspections.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Boeing Model 727 series airplanes equipped with P/N 65-18949-1 nose landing gear release mechanism torsion shafts not affected by AD 73-26-06.
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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