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 7025-01-707-6973, 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→P21131-B21
NSN:7025-01-707-6973 FSC:7025 — Information Technology Input/output and Storage Devices CAGE:28480 — HEWLETT-PACKARD COMPANY DBA HP (USA)
SPECIFICATIONS
Part Number
P21131-B21
NSN
7025-01-707-6973
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 P21131-B21?
P21131-B21 is a DISK DRIVE UNIT. It is classified as a STORAGE_HDD (3.5_SATA_HDD).
What parts can replace P21131-B21?
There are 6 known substitutes for P21131-B21: P22581-001, P21123-001, P21131-H21 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for P21131-B21?
P21131-B21 is cataloged in the U.S. Government catalog under NSN 7025-01-707-6973. This indicates validated use in U.S. government and defense supply chains.
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