Southwest B738 at San Francisco on Aug 4th 2021, flaps problem

Last Update: August 5, 2021 / 15:31:23 GMT/Zulu time

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Incident Facts

Date of incident
Aug 4, 2021

Classification
Incident

Cause
Flaps problem

Airline
Southwest Airlines

Flight number
WN-4552

Departure
Chicago Midway, United States

Destination
San Francisco, United States

Aircraft Registration
N8635F

Aircraft Type
Boeing 737-800

ICAO Type Designator
B738

A Southwest Airlines Boeing 737-800, registration N8635F performing flight WN-4552 from Chicago Midway,IL to San Francisco,CA (USA), was on final approach to San Francisco's runway 28L already handed off to tower by approach, when the crew did not switch frequency and advised approach they had "no flaps" at this time and needed to go around. The aircraft climbed from about 2300 feet up to 4000 feet, the crew performed the checklists, climbed to 6000 feet for about 10 minutes and positioned for the approach to runway 28L at a significantly higher than normal speed (190 knots over ground) just after midnight (local time) about 25 minutes after the go around. The aircraft vacated the runway and stopped clear of the runway.

The aircraft is still on the ground in SFO about 8 hours after landing.
Aircraft Registration Data
Registration mark
N8635F
Country of Registration
United States
Date of Registration
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TCDS Ident. No.
MAnge Subscribe to unlock
Manufacturer
BOEING
Aircraft Model / Type
737-8H4
Number of Seats
Jfq Subscribe to unlock
ICAO Aircraft Type
B738
Year of Manufacture
Ejbg Subscribe to unlock
Serial Number
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Aircraft Address / Mode S Code (HEX)
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Engine Count
B Subscribe to unlock
Engine Manufacturer
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Engine Model
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Engine Type
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Pounds of Thrust
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Main Owner
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Incident Facts

Date of incident
Aug 4, 2021

Classification
Incident

Cause
Flaps problem

Airline
Southwest Airlines

Flight number
WN-4552

Departure
Chicago Midway, United States

Destination
San Francisco, United States

Aircraft Registration
N8635F

Aircraft Type
Boeing 737-800

ICAO Type Designator
B738

This article is published under license from Avherald.com. © of text by Avherald.com.
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