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ST31230N — DISK DRIVE UNIT

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

ST31230N: 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: FLEXIBLE DISK, unit_design: INTERNAL, overall_width: 4.020 INCHES NOMINAL IN, overall_height: 1.000 INCHES NOMINAL IN, overall_length: 5.740 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 7025-01-421-4527, 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→ ST31230N
NSN: 7025-01-421-4527
FSC: 7025 — Information Technology Input/output and Storage Devices
CAGE: 65867 — SEAGATE TECHNOLOGY (USA)
SPECIFICATIONS
drive_size3.50
design_typeFLEXIBLE DISK
unit_designINTERNAL
overall_width4.020 INCHES NOMINAL IN
drive_quantity1
overall_height1.000 INCHES NOMINAL IN
overall_length5.740 INCHES NOMINAL IN
special_features5 HEADS
data_storage_capacity1060.00 MEGABYTES
unpackaged_unit_weight1.500 POUNDS LBS
NSN7025-01-421-4527
COMPONENT DIAGRAM
RELEASE LATCH — NL-SAS 7.2K ST31230N 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 ST31230N MFR OEM
KEY FEATURES
•
DESIGN TYPE: FLEXIBLE DISK
•
DRIVE QUANTITY: 1
•
DRIVE SIZE: 3.50
•
UNPACKAGED UNIT WEIGHT: 1.500 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 HEIGHT1.000 INCHES NOMINAL IN
DESIGN TYPEFLEXIBLE DISK
DRIVE QUANTITY1
OVERALL LENGTH5.740 INCHES NOMINAL IN
DRIVE SIZE3.50
OVERALL WIDTH4.020 INCHES NOMINAL IN
UNPACKAGED UNIT WEIGHT1.500 POUNDS LBS
SPECIAL FEATURES5 HEADS
DATA STORAGE CAPACITY1060.00 MEGABYTES
UNIT DESIGNINTERNAL
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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is ST31230N?
ST31230N is a DISK DRIVE UNIT. It is classified as a STORAGE_HDD (3.5_SATA_HDD).
What is the NSN for ST31230N?
ST31230N is cataloged in the U.S. Government catalog under NSN 7025-01-421-4527. 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.