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Technical Data Sheet
PartsTable / STORAGE_HDD / 652572-B21
652572-B21 ✓ Verified by PartsTable
HP · STORAGE_HDD · 2.5_SAS_HDD
WHAT YOU NEED TO KNOW
SAS HDD backplane accepts SATA drives, SATA backplane does NOT accept SAS 2.5" SAS HDDs come with or without carrier/tray — ALWAYS ASK
ALWAYS confirm carrier/tray PN — server-specific trays vary by generation
PRODUCT OVERVIEW
HP 450GB 10K 6G 2.5IN SAS HDD

The HP 450GB 10k 6G 2.5in SAS HDD is a HP hard disk drive designed for enterprise environments demanding consistent performance and data integrity. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-657-5747, 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→ 2.5_SAS_HDD→ 652572-B21
NSN: 5998-01-657-5747
FSC: 5998 — CIRCUIT CARD ASSEMBLY
CAGE: 23892 — LOCKHEED MARTIN SERVICES, LLC (USA)
SPECIFICATIONS
Part Number652572-B21
ManufacturerHP
Capacity450GB
Speed10K RPM
NSN5998-01-657-5747
COMPONENT DIAGRAM
LABEL 450GB HDD SAS 12Gb/s 69.85 mm (2.75") 100.0 mm 2.5" HDD — MECHANICAL Spinning disk, hot-swap SAS 12Gb/s — Dual-port 450GB | 7200 / 10K / 15K RPM FORM FACTOR — 2.5" Hot-swap, carrier-specific MOUNTING — 4x M3 bottom Standard SFF screw pattern TITLE HDD DRIVE PN 652572-B21 MFR HP HP 450GB 10k 6G 2.5in SAS HDD
KEY FEATURES
•
450GB Capacity
•
10K RPM Speed
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 (FLIS)
SPECIAL FEATURESHP 450GB 6G SAS 10K RPM SFF 2.5-INCH GB
END ITEM IDENTIFICATIONENROUTE AUTOMATION MODERNIZATION (ERAM)
SPECIAL FEATURESHP 450GB 6G SAS 10K RPM SFF 2.5-INCH GB
END ITEM IDENTIFICATIONENROUTE AUTOMATION MODERNIZATION (ERAM)
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
652572-B21Interchangeable
HP 450GB 10k 6G 2.5in SAS HDD
interchangeable
653956-001Compatible
HP 450GB SAS 6G 10k SFF Sc HDD
compatible
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 20
AM316ASUBSTITUTE
HP 450Gb SAS 6G 10K SFF SC HDD
HPE
EG0450FBDBTSUBSTITUTE
HP 450Gb SAS 6G 10K SFF SC HDD
HPE
EG0450FBDSQSUBSTITUTE
HP 450Gb SAS 6G 10K SFF SC HDD
HPE
EG0450FBLSFSUBSTITUTE
HP 450Gb SAS 6G 10K SFF SC HDD
HPE
EG0450FBVFMSUBSTITUTE
HP 450Gb SAS 6G 10K SFF SC HDD
HPE
EG0450FCHHTSUBSTITUTE
HP 450Gb SAS 6G 10K SFF SC HDD
HPE
EG0450FCSPKSUBSTITUTE
HP 450Gb SAS 6G 10K SFF SC HDD
HPE
EG0450FCVBHSUBSTITUTE
HP 450Gb SAS 6G 10K SFF SC HDD
HPE
507129-011SUBSTITUTE
HP 450Gb SAS 6G 10K SFF SC HDD
HPE
507129-012SUBSTITUTE
HP 450Gb SAS 6G 10K SFF SC HDD
HPE
597609-002SUBSTITUTE
HP 450Gb SAS 6G 10K SFF SC HDD
HPE
599476-002SUBSTITUTE
HP 450Gb SAS 6G 10K SFF SC HDD
HPE
619286-002SUBSTITUTE
HP 450Gb SAS 6G 10K SFF SC HDD
HPE
641552-002SUBSTITUTE
HP 450Gb SAS 6G 10K SFF SC HDD
HPE
652566-002SUBSTITUTE
HP 450Gb SAS 6G 10K SFF SC HDD
HPE
653956-001SUBSTITUTE
HP 450Gb SAS 6G 10K SFF SC HDD
HPE
666355-002SUBSTITUTE
HP 450Gb SAS 6G 10K SFF SC HDD
HPE
689287-002SUBSTITUTE
HP 450Gb SAS 6G 10K SFF SC HDD
HPE
693569-002SUBSTITUTE
HP 450Gb SAS 6G 10K SFF SC HDD
HPE
693569-006SUBSTITUTE
HP 450Gb SAS 6G 10K SFF SC HDD
HPE
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FREQUENTLY ASKED QUESTIONS
What is 652572-B21?
652572-B21 is a HP 450GB 10k 6G 2.5in SAS HDD manufactured by HP. It is classified as a STORAGE_HDD (2.5_SAS_HDD).
What parts can replace 652572-B21?
There are 2 known substitutes for 652572-B21: 652572-B21, 653956-001. Substitute compatibility should be verified for your specific system.
What is the NSN for 652572-B21?
652572-B21 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-657-5747. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026