During an instructional cross country flight, one of the cockpit windows fell out.

Attributes
ACN	313162
Time
Date	199508
Day	Sun
Local Time Of Day	0601 To 1200
Place
Locale Reference	atc facility : n07 airport : teb
State Reference	NJ
Altitude	msl bound lower : 2500 msl bound upper : 2500
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Operator	general aviation : instructional
Make Model Name	PA-28 Cherokee/Archer II/Dakota/Pillan/Warrior
Operating Under FAR Part	Part 91
Flight Phase	climbout : intermediate altitude cruise other ground : preflight
Flight Plan	VFR
Person 1
Affiliation	Other
Function	instruction : instructor
Qualification	other other : other pilot : cfi pilot : instrument pilot : commercial
Experience	flight time last 90 days : 80 flight time total : 420 flight time type : 40
ASRS Report	313162
Person 2
Affiliation	Other
Function	instruction : trainee
Qualification	pilot : student
Events
Anomaly	aircraft equipment problem : critical other anomaly other
Independent Detector	other flight crewa
Resolutory Action	none taken : anomaly accepted
Consequence	other Other
Supplementary
Primary Problem	Aircraft
Air Traffic Incident	other

Narrative:

On a cross country from teb-elm, the left side panel window of the PA28-151 broke out. Unknown where it hit the surface, mixed area of populated and unpopulated. Window was cracked before takeoff, did seem safe as it had been cracked for several months. Worries: that it hit a person or vehicle. Corrective action: don't take off with cracked window.

Original NASA ASRS Text

Title: DURING AN INSTRUCTIONAL XCOUNTRY FLT, ONE OF THE COCKPIT WINDOWS FELL OUT.

Narrative: ON A XCOUNTRY FROM TEB-ELM, THE L SIDE PANEL WINDOW OF THE PA28-151 BROKE OUT. UNKNOWN WHERE IT HIT THE SURFACE, MIXED AREA OF POPULATED AND UNPOPULATED. WINDOW WAS CRACKED BEFORE TKOF, DID SEEM SAFE AS IT HAD BEEN CRACKED FOR SEVERAL MONTHS. WORRIES: THAT IT HIT A PERSON OR VEHICLE. CORRECTIVE ACTION: DON'T TAKE OFF WITH CRACKED WINDOW.

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.