Md-11 captain reported landing safely after the #3 hydraulic system failed during cruise.

Attributes
ACN	1465844
Time
Date	201707
Local Time Of Day	0601-1200
Place
Locale Reference	ZZZ.Airport
State Reference	US
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Make Model Name	MD-11
Operating Under FAR Part	Part 121
Flight Phase	Cruise
Flight Plan	IFR
Component
Aircraft Component	Hydraulic Main System
Person 1
Function	Captain Pilot Flying
Qualification	Flight Crew Air Transport Pilot (ATP)
Events
Anomaly	Aircraft Equipment Problem Critical

Narrative:

During cruise experienced HYD3 pres hi lvl 2 alert and HYD3 off lvl 1 alerts. On checking the display; I noticed hydraulic 3 pres was 3270 psi and HYD3 temperature was 120C. Soon after that quantity on hydraulic 3 went to 0. We then received hydraulic 3 fail lvl 2 alert. Followed QRH for hydraulic 3 fail. Performed manual gear extension. Proceeded to land. [Advised ATC]; received very good handling from them and coordination from operations.

Original NASA ASRS Text

Title: MD-11 Captain reported landing safely after the #3 hydraulic system failed during cruise.

Narrative: During cruise experienced HYD3 PRES HI LVL 2 Alert and HYD3 OFF LVL 1 Alerts. On checking the display; I noticed HYD 3 PRES was 3270 psi and HYD3 temperature was 120C. Soon after that quantity on HYD 3 went to 0. We then received HYD 3 FAIL LVL 2 Alert. Followed QRH For HYD 3 FAIL. Performed Manual Gear Extension. Proceeded to land. [Advised ATC]; received very good handling from them and coordination from Operations.

Data retrieved from NASA's ASRS site 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.