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301873U — DISK DRIVE UNIT

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

301873U: 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: DESK TOP, power_source: EXTERNAL, overall_width: 5.100 INCHES NOMINAL IN, overall_height: 1.700 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 7025-01-601-4473, 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→ 301873U
NSN: 7025-01-601-4473
FSC: 7025 — Information Technology Input/output and Storage Devices
CAGE: 0Z8Q5 — LACIE LTD (USA)
SPECIFICATIONS
drive_size3.50
design_typeHARD DISK
unit_designDESK TOP
power_sourceEXTERNAL
overall_width5.100 INCHES NOMINAL IN
drive_quantity1
overall_height1.700 INCHES NOMINAL IN
overall_length8.500 INCHES NOMINAL IN
data_storage_capacity1024.0 GIGABYTES
unpackaged_unit_weight2.400 POUNDS LBS
part_name_assigned_by_controlling_agencyDESKTOP EXTERNAL HARD DRIVE
NSN7025-01-601-4473
COMPONENT DIAGRAM
RELEASE LATCH — NL-SAS 7.2K 301873U 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 301873U MFR OEM
KEY FEATURES
•
DESIGN TYPE: HARD DISK
•
POWER SOURCE: EXTERNAL
•
DRIVE QUANTITY: 1
•
DRIVE SIZE: 3.50
•
UNPACKAGED UNIT WEIGHT: 2.400 POUNDS LBS
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
OVERALL HEIGHT1.700 INCHES NOMINAL IN
DESIGN TYPEHARD DISK
POWER SOURCEEXTERNAL
DRIVE QUANTITY1
OVERALL LENGTH8.500 INCHES NOMINAL IN
DRIVE SIZE3.50
OVERALL WIDTH5.100 INCHES NOMINAL IN
UNPACKAGED UNIT WEIGHT2.400 POUNDS LBS
PART NAME ASSIGNED BY CONTROLLING AGENCYDESKTOP EXTERNAL HARD DRIVE
DATA STORAGE CAPACITY1024.0 GIGABYTES
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 301873U?
301873U is a DISK DRIVE UNIT. It is classified as a STORAGE_HDD (3.5_SATA_HDD).
What is the NSN for 301873U?
301873U is cataloged in the U.S. Government catalog under NSN 7025-01-601-4473. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.