The DISK DRIVE UNIT is a the manufacturer hard disk drive designed for enterprise environments demanding consistent performance and data integrity. This part is cataloged in the U.S. Government catalog under NSN 7025-01-421-4565, 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→ST31220A
NSN:7025-01-421-4565 FSC:7025 — Information Technology Input/output and Storage Devices CAGE:65867 — SEAGATE TECHNOLOGY (USA)
SPECIFICATIONS
Part Number
ST31220A
NSN
7025-01-421-4565
COMPONENT DIAGRAM
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
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.
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FREQUENTLY ASKED QUESTIONS
What is ST31220A?
ST31220A is a DISK DRIVE UNIT. It is classified as a STORAGE_HDD (3.5_SATA_HDD).
What is the NSN for ST31220A?
ST31220A is cataloged in the U.S. Government catalog under NSN 7025-01-421-4565. This indicates validated use in U.S. government and defense supply chains.
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