Seagate U4 ST36421A - Manual (Page 12)

4 U4 Family Product Manual, Rev. D
Vibration, nonoperating 5 Gs (0 to peak, 5–350 Hz)
Drive acoustics
Sound power
Idle mode
Seek mode
3.3 (typical), 3.7(max)
3.9 (typical), 4.3 (max)
Nonrecoverable read
errors
1 per 10
13
bits read
Mean time between
failures (power-on hours)
400,000
Contact start-stop cycles
(25°C, 40% relative
humidity)
50,000
Service life (years) 5
Drive Specification ST32112A ST34311A ST36421A ST38421A