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A B737-200 on approach at 1400 ft AGL. Selected flaps 30 degrees, heard loud thud. Right aileron input required. Found left outboard flap spindle broken.
| Attributes | |
| ACN | 635062 |
| Time | |
| Date | 200410 |
| Day | Tue |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | airport : zzz.airport |
| State Reference | US |
| Altitude | agl single value : 1400 |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | tower : zzz.tower |
| Operator | common carrier : air carrier |
| Make Model Name | B737-200 |
| Operating Under FAR Part | Part 121 |
| Flight Phase | descent : approach |
| Route In Use | approach : visual |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Experience | flight time last 90 days : 105 flight time total : 10000 flight time type : 6000 |
| ASRS Report | 635062 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Experience | flight time last 90 days : 210 flight time total : 9000 flight time type : 2520 |
| ASRS Report | 635059 |
| Events | |
| Anomaly | aircraft equipment problem : critical |
| Independent Detector | aircraft equipment other aircraft equipment : flap position indication other flight crewa other flight crewb |
| Resolutory Action | flight crew : overcame equipment problem flight crew : landed as precaution |
| Consequence | other other |
| Supplementary | |
| Problem Areas | Chart Or Publication Aircraft |
| Primary Problem | Aircraft |
Narrative:
On approach to runway 31 ZZZ, approximately 1400 ft AGL, while flaps moved to position 30 degrees, heard loud thud. Right aileron input required. Aircraft under control so we landed uneventfully.
Original NASA ASRS Text
Title: A B737-200 ON APCH AT 1400 FT AGL. SELECTED FLAPS 30 DEGS, HEARD LOUD THUD. R AILERON INPUT REQUIRED. FOUND L OUTBOARD FLAP SPINDLE BROKEN.
Narrative: ON APCH TO RWY 31 ZZZ, APPROX 1400 FT AGL, WHILE FLAPS MOVED TO POS 30 DEGS, HEARD LOUD THUD. R AILERON INPUT REQUIRED. ACFT UNDER CTL SO WE LANDED UNEVENTFULLY.
Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.