Questions longevity my hard disk WD5000BEVT-00ZAT0

WD Internal Drives Desktop & Mobile Drives
3

1 I want to know what the motor bearing hdd WDC WD5000BEVT-00ZAT0?

2 I want to know how many hours power on hdd WDC WD5000BEVT-00ZAT0 will operate at 41 degrees