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Technical Data Sheet
PartsTable / STORAGE_HDD / 857642-001
857642-001 ✓ Verified by PartsTable
HPE · STORAGE_HDD · 3.5_SAS_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
HDD, 8TB 7.2K SAS 12G 3.5 512e He-HGST

HDD, 8TB 7.2K SAS 12G 3.5 512e He-HGST. Key specifications include Generation: 12th Gen. The unit ships in a LFF form factor suitable for standard rack-mount installations.

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_SAS_HDD→ LFF BAY→ 857642-001
SPECIFICATIONS
Generation12th Gen
COMPONENT DIAGRAM
RELEASE LATCH 8TB NL-SAS 7.2K RPM 857642-001 HPE NL-SAS INTERFACE INTERPOSER SAS drive in SATA tray? Check board compatibility 3.5" (101.6 x 146mm) LFF 3.5" DRIVE | 8TB | NL-SAS 7.2K 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 857642-001 MFR HPE
KEY FEATURES
•
LFF Form Factor
•
8TB Capacity
•
7.2K 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
861590-B21Compatible
HP 8Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
compatible
861607-001Compatible
HP 8Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
compatible
861590-H21Compatible
HP 8Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
compatible
861590-K21Compatible
HP 8Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
compatible
MB008000JWAYHCompatible
HP 8Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF HDD - Bare Drive
compatible
819199-001Compatible
HP 8Tb SAS 12G 7.2K 512e Digitally Signed MDL LFF HDD - Bare Drive
compatible
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 5
MB008000JWAYHSUBSTITUTE
HP 8Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF HDD - Bare Drive
HPE
861590-B21SUBSTITUTE
HP 8Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF HDD - Bare Drive
HPE
861590-H21SUBSTITUTE
HP 8Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF HDD - Bare Drive
HPE
861590-K21SUBSTITUTE
HP 8Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF HDD - Bare Drive
HPE
861607-001SUBSTITUTE
HP 8Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF HDD - Bare Drive
HPE
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FREQUENTLY ASKED QUESTIONS
What is 857642-001?
857642-001 is a HDD, 8TB 7.2k SAS 12G 3.5 512e He-Hgst manufactured by HPE. It is classified as a STORAGE_HDD (3.5_SAS_HDD).
What parts can replace 857642-001?
There are 12 known substitutes for 857642-001: 861590-B21, 861607-001, 861590-H21 and 9 more. Substitute compatibility should be verified for your specific system.
Is 857642-001 still available?
857642-001 is currently Unknown.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026