Seagate ST173404LW SCSI Hard Drive

Capacity: 73GB
Spindle Speed: 10,000RPM
Interface Type: SCSI 68pin / HD68 Female
Disk Size: 3.5″x1.6″ (Newer hot-swap chassis do not support this size)
Sustained Throughput (MBps): 26.7 to 40.2
Average Seek Time (read/write ms): 6.15 / 6.85
Electrical Interface Speed: SCSI LVD U160 – 160MBps 16-bit
On-Board Cache: 4MB

UNFORMATTED CAPACITY (GB) ________________87.4
       FORMATTED CAPACITY (GB) __________________73.4
       AVERAGE SECTORS PER TRACK ________________423 rounded down
       ACTUATOR TYPE ____________________________ROTARY VOICE COIL
       TRACKS ___________________________________338,400
       CYLINDERS ________________________________14,100 user
       HEADS ______PHYSICAL______________________24
       DISCS (3.3 in) ___________________________12
       MEDIA TYPE _______________________________THIN FILM/GMR
       RECORDING METHOD _________________________PRML 8/9 EPR4
       INTERNAL TRANSFER RATE (mbits/sec)________280 to 427
       INTERNAL FORMATTED TRANSFER RATE (MB/sec)_26.7 to 40.2
       EXTERNAL TRANSFER RATE (mbyte/sec) _______40 Sync
            Low Voltage Differential(LVD) _______80/160 Sync
       SPINDLE SPEED (RPM) ______________________10,033
       AVERAGE LATENCY (mSEC) ___________________2.99
       BUFFER (/optional LWV and LCV) ___________4MB/16MB
         Read Look-Ahead, Adaptive,
         Multi-Segmented Cache
       INTERFACE ________________________________Ultra-SCSI Wide
              Low Voltage Differential __________Ultra3-SCSI Wide
              ASA II, SCAM level 2 (1 default)
       BYTES PER TRACK __________________________215,248 KB
       SECTORS PER DRIVE ________________________143,374,738
       TPI (TRACKS PER INCH) ____________________18,145
       BPI (KBITS PER INCH) _____________________334
       AVERAGE ACCESS (ms read/write)____________6.15/6.85
         Drive level with controller overhead
       SINGLE TRACK SEEK (ms read/write) ________0.8/1.1
       MAX FULL SEEK (ms read/write) ____________14.2/15.2
       MTBF (power-on hours) ____________________1,200,000
       SHOCK (G's, 11/2/0.5 ms):
                operating (Read/Write) __________10
                abnormal ________________________40
                nonoperating ____________________75/175/100
       ACOUSTICS (Bels typical, sound power) ____4.3
       POWER DISSIPATION (watts/BTUs) Active ____/
                                      Idle ______16.36/55.8
       POWER REQUIREMENTS: +12V START-UP (amps) _2.7
                           +12V TYPICAL (amps) __1.03 idle
                           +5V START-UP (amps) __0.86
                           +5V TYPICAL (amps) ___0.8 idle
                           IDLE (watts) _________
       LANDING ZONE (cyl) _______________________AUTO PARK
       IBM AT DRIVE TYPE ________________________0 or NONE

       Physical:
                        Height (inches/mm):     1.6/40.64
                        Width  (inches/mm):     4.00/101.6
                        Depth  (inches/mm):     5.75/146.1
                        Weight    (lbs/kg):      2.0/0.907

Already low-level formatted at the factory with x spare sectors
per cylinder and x spare cylinder per unit.

ZBR = Zone Bit Recording = Variable sectors per track

Seagate reserves the right to change, without notice, product 
offerings or specifications. (12/21/99)