PartsTable
Technical Data Sheet
Download PDF

861590-B21 — Storage Datasheet

HPE · DRIVE LFF
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

HP 861590-B21 internal hard drive 8 TB 3.5" SAS. 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
LFF BAY→ 861590-B21
SPECIFICATIONS
Part Number861590-B21
ManufacturerHPE
Form FactorLFF
Capacity8TB
BROWSE HPE MACHINES
ProLiant DL360 Gen10 ProLiant DL380 Gen10 ProLiant BL460c Gen10 ProLiant DL380 Gen9 ProLiant DL360 Gen9 3PAR StoreServ 8450 ProLiant BL685c G7 3PAR StoreServ 8400 3PAR StoreServ 8440 3PAR StoreServ 8200 MSA 2052 SAN Storage ProLiant BL460c Gen9
All HPE machines and parts
COMPONENT DIAGRAM
RELEASE LATCH 8TB NL-SAS 7.2K 861590-B21 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 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 861590-B21 MFR HPE
KEY FEATURES
•
LFF Form Factor
•
8TB Capacity
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
SUBSTITUTES & CROSS-REFERENCES 12
861607-001CompatiblePARTNER
HP 8Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
compatible
857642-001CompatiblePARTNER
HP 8Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF HDD - Bare Drive
compatible
861590-H21CompatiblePARTNER
HP 8Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
compatible
861590-K21CompatiblePARTNER
HP 8Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
compatible
MB008000JWAYHCompatiblePARTNER
HP 8Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF HDD - Bare Drive
compatible
819199-001CompatiblePARTNER
HP 8Tb SAS 12G 7.2K 512e Digitally Signed MDL LFF HDD - Bare Drive
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 5
MB008000JWAYHSUBSTITUTE
HP 8Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
HPE
857642-001SUBSTITUTE
HP 8Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
HPE
861590-H21SUBSTITUTE
HP 8Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
HPE
861590-K21SUBSTITUTE
HP 8Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
HPE
861607-001SUBSTITUTE
HP 8Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
HPE
Ready to buy 861590-B21?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 861590-B21?
861590-B21 is a HP 861590-B21 internal hard drive 8 TB 3.5" SAS manufactured by HPE.
What parts can replace 861590-B21?
There are 12 known substitutes for 861590-B21: 861607-001, 857642-001, 861590-H21 and 9 more. Substitute compatibility should be verified for your specific system.
Is 861590-B21 still available?
861590-B21 is currently Unknown.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 861590-B21

✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.