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WD91FN-00AS — DISK DRIVE UNIT

✓ Government record, cited
— · STORAGE_HDD · 3.5_SATA_HDD
PRODUCT OVERVIEW

WD91FN-00AS: DISK DRIVE UNIT.

The DISK DRIVE UNIT is a the manufacturer hard disk drive designed for enterprise environments demanding consistent performance and data integrity. Key specifications include drive_size: 3.50, design_type: HARD DISK, unit_design: INTERNAL, drive_height: FULL, power_source: EXTERNAL, overall_width: 3.990 INCHES MINIMUM AND 4.010 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 7025-01-477-9850, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
STORAGE_HDD→ 3.5_SATA_HDD→ WD91FN-00AS
NSN: 7025-01-477-9850
FSC: 7025 — Information Technology Input/output and Storage Devices
CAGE: 52840 — WESTERN DIGITAL CORP (USA)
SPECIFICATIONS
drive_size3.50
design_typeHARD DISK
unit_designINTERNAL
drive_heightFULL
power_sourceEXTERNAL
overall_width3.990 INCHES MINIMUM AND 4.010 INCHES MAXIMUM IN
drive_quantity1
interface_typeSCSI
overall_height0.980 INCHES MINIMUM AND 1.020 INCHES MAXIMUM IN
overall_length5.730 INCHES MINIMUM AND 5.770 INCHES MAXIMUM IN
tracks_per_inch13500.0
operating_temp_range+5.0 TO 50.0 CELSIUS DEGC
NSN7025-01-477-9850
COMPONENT DIAGRAM
RELEASE LATCH — NL-SAS 7.2K WD91FN-00AS OEM NL-SAS INTERFACE INTERPOSER SAS drive in SATA tray? Check board compatibility 3.5" (101.6 x 146mm) LFF 3.5" DRIVE | — | NL-SAS 7.2K NL-SAS uses SAS protocol at 7.2K RPM | SAS backplane supports SATA, not reverse Tray generation matters | Gen8 LFF tray differs from Gen10 TITLE LFF 3.5" DRIVE PN WD91FN-00AS MFR OEM
KEY FEATURES
•
ACCESS TIME IN MILLISECONDS: 6.6
•
TRACKS PER INCH: 13500.0
•
VOLTAGE IN VOLTS AND CURRENT TYPE: 12.0 DC
•
INTERFACE TYPE: SCSI
•
DESIGN TYPE: HARD DISK
•
TRANSFER RATE IN MEGABYTES PER SECOND: 45.0
•
POWER SOURCE: EXTERNAL
TYPICAL APPLICATIONS
  • Enterprise storage arrays and SANs
  • Direct-attached storage (DAS) expansion
  • Database tier storage (OLTP, OLAP)
  • Virtual machine datastore expansion
  • Backup-to-disk and disaster recovery targets
  • Content delivery and media streaming storage
TECHNICAL CHARACTERISTICS
ACCESS TIME IN MILLISECONDS6.6
OVERALL HEIGHT0.980 INCHES MINIMUM AND 1.020 INCHES MAXIMUM IN
TRACKS PER INCH13500.0
VOLTAGE IN VOLTS AND CURRENT TYPE12.0 DC
INTERFACE TYPESCSI
DESIGN TYPEHARD DISK
TRANSFER RATE IN MEGABYTES PER SECOND45.0
POWER SOURCEEXTERNAL
DRIVE QUANTITY1
OVERALL LENGTH5.730 INCHES MINIMUM AND 5.770 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 7025 — Information Technology Input/output and Storage Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
7025-00-001-2681 7025-00-001-5588 7025-00-001-6998 7025-00-001-6999 7025-00-001-7000 7025-00-001-7025 7025-00-001-7026 7025-00-001-7027
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is WD91FN-00AS?
WD91FN-00AS is a DISK DRIVE UNIT. It is classified as a STORAGE_HDD (3.5_SATA_HDD).
What is the NSN for WD91FN-00AS?
WD91FN-00AS is cataloged in the U.S. Government catalog under NSN 7025-01-477-9850. This indicates validated use in U.S. government and defense supply chains.
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