Seagate ST3320620AS SATA Hard Disk Drives

Seagate Part #/MPN: ST3320620AS

DiscTech Item #: SGT-ST3320620AS-NP-OE

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Capacity: 320GB

Speed: 7,200RPM

Interface Types: SATA

Form Factor: 3.5inx1.0in LFF Hard Drive

Sector Size: 512 / 512e

Average Seek Time: 4.16

Electrical Interface: SATA 300 - 3.0Gbps

On-Board Cache: 16MB

Seagate Barracuda 7200.10 ST3320620AS 320GB 3Gbps 7.2K SATA Hard Drive - New Pull

Alt. MPN: 9BJ14G-033

Barracuda 7200.10
Experience the industry’s proven flagship perpendicular 3.5-inch hard drive

Key Advantages

  • First 3.5-inch drive to utilize capacity- and reliability-boosting perpendicular recording technology
  • First drive to reach 750 GB—a full year ahead of competition—enabling new solutions for data-intensive applications
  • Industry’s most proven and established desktop hard drive available today
  • “One-stop shopping” with a broad range of capacity, cache and interface options for all your computing needs
  • Best-in-class environmental specifications and reliability features
  • Adaptive Fly Height offers consistent read/write performance from the beginning to the end of your computing workload
  • Clean Sweep automatically calibrates your drive
  • Directed Offline Scan runs diagnostics when storage access is not needed
  • RoHS-compliant design assures an environmentally conscious product
  • Enhanced G-Force Protection™ defends against handling damage
  • Seagate® SoftSonic™ motor enables whisper-quiet operation

Best-Fit Applications
Desktop and High-Performance PCs

  • Gamer PCs
  • Workstations
  • High-end PCs
  • Desktop RAID
  • Mainstream PCs
  • Point-of-sale devices/ATMs
  • USB/FireWire/eSATA personal external storage
Specifications320 GB
Model NumberST3320620AS



SATA 3.0Gb/s
Height (max)26.1 mm  (1.028 inches)
Width (max)101.6 mm  (4.010 inches)
Length (max)146.99 mm  (5.787 inches)
Weight (typical)635 grams  (1.40 pounds)
Cache16 MBytes
Capacity320 GB
Guaranteed Sectors


Number of pins on the I/O connector





Spindle Speed

7200 rpm

Native Command Queuing


Average latency

4.16 msec

Random read seek time

<8.5 msec

Random write seek time

<10.0 msec

Maximum interface transfer rate


300 Mbytes/sec



Annual Failure Rate


Unrecoverable read errors

1 in 1014

Average idle current

9.30 watts

Average seek power

12.60 watts

Standby power

0.80 watts

Sleep power

0.807 watts

Maximum start current, DC


2.80 amps





Ambient operating temperature (min)

0 degrees C

Ambient operating temperature (max)

60 degrees C

Ambient nonoperating temperature (min)

-40 degrees C

Ambient nonoperating temperature (max)

70 degrees C

Maximum operating temperature change

20 degrees C per hour

Maximum nonoperating temperature change

30 degrees C per hour

Maximum operating case temperature


69 degrees C



Minimum Relative humidity (operating)


Maximum Relative humidity (operating)


Minimum Relative humidity (nonoperating)


Maximum Relative humidity (nonoperating)


Maximum allowable humidity change


30 % per hour



Operating altitude (min)

-60.96 meters

Operating altitude (min)

-200 feet

Operating altitude (max)

3,048 meters

Operating altitude (max)

10,000 feet

Nonoperating altitude (min)

-60.96 meters

Nonoperating altitude (min)

-200 feet

Nonoperating altitude (max)

12,192 meters

Nonoperating altitude (max)


40,000 feet



European Union Restriction of Hazardous Substances






Operating Shock (max)

68 Gs

Operating shock 

2 msec

Nonoperating Shock (max)

350 Gs

Nonoperating shock 

2 msec

Operating vibration

0.25 Gs

Operating vibration

5-22 Hz

Operating vibration

0.50 Gs

Operating vibration

22-350 Hz

Operating vibration

0.25 Gs

Operating vibration

350-500 Hz

Nonoperating vibration

0.25 Gs

Nonoperating vibration

5-22 Hz

Nonoperating vibration

5.0 Gs

Nonoperating vibration

22-350 Hz

Nonoperating vibration

1.0 Gs

Nonoperating vibration


350-500 Hz



Acoustics (Idle Volume)

2.5 bels

Acoustics (Seek Volume)

3.0 bels

Click here to view the manufacturer's item description/brochure

ROHS Compliant

Alternate MPNs: 9BJ04G-307 9BJ14G-033

Weight: 1.8 lb

Warranty: 1 Year DiscTech

New Pull

Condition Levels Explained

The product has been mounted in a brand new system (e.g. server), then removed from the system, before entering service. These products may have some hours of usage due to system build time / burn-in / testing etc. New Pulls are guaranteed to have at least 95% (often 99%) of their service life remaining , they may show signs of being physically mounted and dismounted. All handling is performed by trained technicians, taking full ESD precautions.

1 Year DiscTech Warranty

Product Warranties Explained

The product has a DiscTech warranty for the time period specified. View our limited warranty