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Technical Data Sheet
PartsTable / STORAGE_HDD / 697574-B21
697574-B21 ✓ Verified by PartsTable
HP · STORAGE_HDD · 3.5_SATA_HDD
WHAT YOU NEED TO KNOW
SAS backplane supports SATA, not vice versa NL-SAS = SAS protocol at nearline (7.2K) speed — NOT SATA
Gen8 LFF tray ≠ Gen10 tray — different screw holes
PRODUCT OVERVIEW

1.2TB 6G 10K RPM SFF (2.5-INCH) SC ENTERPRISE HARD DRIVE. The unit ships in a SFF form factor suitable for standard rack-mount installations. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-641-2537, 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→ SFF BAY→ 697574-B21
NSN: 7025-01-641-2537
FSC: 7025
CAGE: 28480 — HEWLETT-PACKARD COMPANY DBA HP (USA)
SPECIFICATIONS
Part Number697574-B21
ManufacturerHP
Form FactorSFF
Capacity1.2TB
Speed10K RPM
NSN7025-01-641-2537
COMPONENT DIAGRAM
RELEASE LATCH 1.2TB NL-SAS 10K RPM 697574-B21 HP NL-SAS INTERFACE INTERPOSER SAS drive in SATA tray? Check board compatibility 3.5" (101.6 x 146mm) LFF 3.5" DRIVE | 1.2TB | NL-SAS 10K RPM 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 697574-B21 MFR HP
KEY FEATURES
•
SFF Form Factor
•
1.2TB Capacity
•
10K RPM Speed
•
DESIGN TYPE: HARD DISK
•
DRIVE QUANTITY: 1
•
DRIVE SIZE: 2.50
•
DATA STORAGE CAPACITY: 1200.0 GIGABYTES
•
UNIT DESIGN: INTERNAL
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)
DESIGN TYPEHARD DISK
PART NAME ASSIGNED BY CONTROLLING AGENCY1.2TB 6G 10K RPM SFF (2.5-INCH) SC ENTERPRISE HARD DRIVE TB
DRIVE QUANTITY1
DRIVE SIZE2.50
SPECIAL FEATURES3YR WARRANTY
DATA STORAGE CAPACITY1200.0 GIGABYTES
END ITEM IDENTIFICATIONDL380P(28480), GEN8 NTCSS VE SERVER; DL380P(28480) HI END, GEN8 NTCSS SERVER
UNIT DESIGNINTERNAL
DESIGN TYPEHARD DISK
PART NAME ASSIGNED BY CONTROLLING AGENCY1.2TB 6G 10K RPM SFF (2.5-INCH) SC ENTERPRISE HARD DRIVE TB
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
718292-001Compatible
HP 1.2TB SAS 6G 10k SFF Sc HDD
compatible
697631-001Compatible
HP 1.2TB SAS 6G 10k SFF Sc HDD
compatible
792238-B21Compatible
HP 1.2TB SAS 6G 10k SFF Sc HDD
compatible
792358-001Compatible
HP 1.2TB SAS 6G 10k SFF Sc HDD
compatible
781514-002Compatible
HP 1.2Tb SAS 12G 10K 512n Digitally Signed SFF HDD - Bare Drive
compatible
872283-003Compatible
HP 1.2Tb SAS 12G 10K 512n Digitally Signed SFF HDD - Bare Drive
compatible
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 5
697631-001SUBSTITUTE
HP 1.2Tb SAS 6G 10K SFF SC HDD
HPE
718162-B21SUBSTITUTE
HP 1.2Tb SAS 6G 10K SFF SC HDD
HPE
718292-001SUBSTITUTE
HP 1.2Tb SAS 6G 10K SFF SC HDD
HPE
792238-B21SUBSTITUTE
HP 1.2Tb SAS 6G 10K SFF SC HDD
HPE
792358-001SUBSTITUTE
HP 1.2Tb SAS 6G 10K SFF SC HDD
HPE
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FREQUENTLY ASKED QUESTIONS
What is 697574-B21?
697574-B21 is a 1.2TB 6G 10K RPM SFF (2.5-INCH) SC ENTERPRISE HARD DRIVE manufactured by HP. It is classified as a STORAGE_HDD (3.5_SATA_HDD).
What parts can replace 697574-B21?
There are 12 known substitutes for 697574-B21: 718292-001, 697631-001, 792238-B21 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 697574-B21?
697574-B21 is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-641-2537. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026