Laguardia Airport
Aircraft Accident/Incident Report

Flushing, New York 11371
Monday, July 5, 1982 13:59 EDT

NTSB Narrative Summary Released at Completion of Accident

DURING INITIAL CLIMB, THE AMBER LEADING EDGE FLAT LIGHT REMAINED LIT AFTER FLAP RETRACTION FROM 5 DEGREES TO 2 DEGREES. MODERATE AILERON AND RUDDER INPUTS WERE REQUIRED TO MAINTAIN WINGS LEVEL FLIGHT. AFTER CYCLING THE FLAPS FROM 5 BACK TO 2 DEGREES, THE SAME CONDITION EXISTED AND THE SECOND OFFICER CONFIRMED THAT THE NO. 7 SLAT WAS NOT RETRACTING. THE FLAPS WERE THEN EXTENDED TO 15 DEGREES, ELIMINATING THE ROLLING TENDENCY, AND THE FLIGHT RETURNED TO LAGUARDIA. SUBSEQUENT INSPECTION REVEALED THAT AN INBOARD SLAT TRACK ROLLER SUPPORT BOLT FOR THE NO. 7 SLAT HAD FAILED. THE ROLLER WAS FOUND LODGED BETWEEN THE INBOARD TRACK AND WING STRUCTURE. THE ROLLER WAS SEIZED WITH SEVERAL BEARINGS MISSING. LITTLE LUBRICATION WAS EVIDENT. THE BOLT FRACTURED THROUGH A LUBRICATION HOLE THAT THE ROLLER MOUNTS OVER. BOLT FRACTURE FACES EXHIBITED STRIATIONS AND CUPPING. TOTAL TIME ON BOLT AND ROLLER WAS 18,815 HOURS.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Incident
Event Date 7/5/1982
Event Day of the Week Monday
Time of Event 1359
Event Time Zone Eastern Daylight Time
Event City FLUSHING
Event State NEW YORK
Event Country --
Zipcode of the event site 11371
Event Date Year 1982
Event Date Month 7
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude --
Event Location Longitude --
Event Location Airport LAGUARDIA
Event Location Nearest Airport ID LGA
Indicates whether the acc/inc occurred off or on an airport On Airport
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation 0
Weather Briefing Completeness Full
Investigator's weather source Unknown
Time of the weather observation 1352
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID LGA
Elevation of weather observation facility 0
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 3500
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling Unknown
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 15
Air Temperature at event time (in degrees celsius) 77
Dew Point at event time (in degress fahrenheit) 0
Wind Direction (degrees magnetic) 170
Variable Wind Indicator Unknown
Wind Speed (knots) 17
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) 0
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury None
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor --
Injury Total None 74
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 6016
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information
Date of most recent change to record Oct 31 2002 4:04PM
User who most recently changed record NTSB\ZUZL
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number CGAAA
NTSB Number NYC82IA137
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 129: Foreign
Type of Flight Plan filed IFR
Flight plan Was Activated? --
Damage Minor
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name BOEING
Aircraft Model 727-233
Aircraft Series Identifier 727-233
Aircraft Serial Number 20932
Certified Max Gross Weight 173000
Aircraft Category Airplane
Aircraft Registration Class Unknown
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 132
Number of Engines 3
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Unknown
Date of Last Inspection --
Airframe hours since last inspection 3163
Airframe Hours 18816
ELT Installed No
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name AIR CANADA
Aircraft Owner Street Address 1 PLACE VILLE MARIE
Aircraft Owner City MONTREAL
Aircraft Owner State --
Aircraft Owner Country USA
Aircraft Owner Zipcode --
Operator is an individual? No
Operator Name AIR CANADA
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address 1 PLACE VILLE MARIE
Operator City MONTREAL
Operator State --
Operator Country USA
Operator Zip code --
Operator Code --
Owner has at least one certificate Yes - certificate holder
Other Operator of large aircraft? --
Certified for Part 133 or 137 Operation --
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not Scheduled
Indicates Domestic or International Flight International
Operator carrying Pax/Cargo/Mail Passenger Only
Type of Flying (Per_Bus / Primary) --
Second Pilot on Board --
Departure Point Same as Event Yes
Departure Airport Code LGA
Departure City FLUSHING
Departure State NY
Departure Country
Departure Time 1344
Departure Time Zone
Destination Same as Local Flt --
Destination Airport Code CYUL
Destination City MONTREAL
Destination State PQ
Destination Country
Specific Phase of Flight Climb
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Dec 4 2014 12:09PM
User who most recently changed record broda
Since inspection or accident --
Event Location Runway Number and Location 22
Runway Length 7000
Runway Width 150
Sight Seeing flight No
Air Medical Flight No
Medical Flight --