AD 2000-10-21
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | 737 | Airworthiness Directives; Boeing Model 737 Series Airplanes |
Unsafe Condition
Uncommanded movement of the flightcrew seats during acceleration and take-off, caused by screws attaching the rear tracklock bracket to the seat track breaking, allowing excessive lateral movement and disengagement of the locking pin from the floor-mounted seat track.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Perform a one-time general visual inspection of the seat locks and seat tracks of the flightcrew seats to ensure that the seats lock in position and verify that lock nuts and bolts of adequate length are installed on the rear tracklock bracket. Take corrective action if necessary, including installation of lock nuts and bolts of adequate length on the tracklock bracket and re-alignment of the seat tracks.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 90 days after the effective date of this AD.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Boeing Model 737-300, -400, and -500 series airplanes equipped with IPECO flightcrew seats, as listed in Boeing Alert Service Bulletin 737-25A1363, dated November 5, 1998, certificated in any category.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.