Medium large transport has dual airconditioning pack failure.

Attributes
ACN	264571
Time
Date	199402
Day	Sun
Local Time Of Day	0601 To 1200
Place
Locale Reference	atc facility : mkc
State Reference	MO
Altitude	msl bound lower : 37000 msl bound upper : 37000
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	artcc : zkc tower : phl
Operator	common carrier : air carrier
Make Model Name	Commercial Fixed Wing
Operating Under FAR Part	Part 121
Navigation In Use	Other Other
Flight Phase	cruise other
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : commercial pilot : flight engineer pilot : atp
Experience	flight time last 90 days : 150 flight time total : 6000 flight time type : 1000
ASRS Report	264571
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : instrument pilot : commercial pilot : atp
Events
Anomaly	aircraft equipment problem : critical
Independent Detector	aircraft equipment other aircraft equipment : unspecified other flight crewa
Resolutory Action	flight crew : declared emergency other
Consequence	Other Other
Supplementary
Primary Problem	Aircraft

Narrative:

At FL370 both airconditioning packs failed. Cabin climbed to 9800 ft. Began rapid descent to 7000 ft. Masks did not deploy. No injuries. Landed at lnk without incident. ATC was great in clearing us to descend.

Original NASA ASRS Text

Title: MLG HAS DUAL AIRCONDITIONING PACK FAILURE.

Narrative: AT FL370 BOTH AIRCONDITIONING PACKS FAILED. CABIN CLBED TO 9800 FT. BEGAN RAPID DSCNT TO 7000 FT. MASKS DID NOT DEPLOY. NO INJURIES. LANDED AT LNK WITHOUT INCIDENT. ATC WAS GREAT IN CLRING US TO DSND.

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.