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Technical Data Sheet
PartsTable / STORAGE_HDD / 460355-B21
460355-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
HP 250-GB 3G 5.4K 2.5 SATA HDD

250GB 2.5" 5400rpm Hot-Swap SATA HDD, HP/Compaq K19, from Hypertec. The unit ships in a SFF 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_SATA_HDD→ SFF BAY→ 460355-B21
SPECIFICATIONS
Part Number460355-B21
ManufacturerHP
Form FactorSFF
Speed5.4K RPM
COMPONENT DIAGRAM
RELEASE LATCH — NL-SAS 5.4K RPM 460355-B21 HP NL-SAS INTERFACE INTERPOSER SAS drive in SATA tray? Check board compatibility 3.5" (101.6 x 146mm) LFF 3.5" DRIVE | — | NL-SAS 5.4K 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 460355-B21 MFR HP
KEY FEATURES
•
SFF Form Factor
•
5.4K 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 5
460426-001Compatible
HP 250GB SATA 3G 5.4k Ety SFF HDD
compatible
390158-013Compatible
HP 250GB SATA 3G 5.4k Ety SFF HDD
compatible
390158-014Compatible
HP 250GB SATA 3G 5.4k Ety SFF HDD
compatible
488410-002Compatible
HP 250GB SATA 3G 5.4k Ety SFF HDD
compatible
GJ0250EAGSQCompatible
HP 250GB SATA 3G 5.4k Ety SFF HDD
compatible
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 7
GJ0250EAGSQSUBSTITUTE
HP 250Gb SATA 3G 5.4K ETY SFF HDD
HPE
390158-013SUBSTITUTE
HP 250Gb SATA 3G 5.4K ETY SFF HDD
HPE
390158-014SUBSTITUTE
HP 250Gb SATA 3G 5.4K ETY SFF HDD
HPE
460427-001SUBSTITUTE
HP 250Gb SATA 3G 5.4K ETY SFF HDD
HPE
460357-B21SUBSTITUTE
HP 250Gb SATA 3G 5.4K ETY SFF HDD
HPE
460426-001SUBSTITUTE
HP 250Gb SATA 3G 5.4K ETY SFF HDD
HPE
488410-002SUBSTITUTE
HP 250Gb SATA 3G 5.4K ETY SFF HDD
HPE
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FREQUENTLY ASKED QUESTIONS
What is 460355-B21?
460355-B21 is a HP 250-GB 3G 5.4k 2.5 SATA HDD manufactured by HP. It is classified as a STORAGE_HDD (3.5_SATA_HDD).
What parts can replace 460355-B21?
There are 5 known substitutes for 460355-B21: 460426-001, 390158-013, 390158-014 and 2 more. Substitute compatibility should be verified for your specific system.
Is 460355-B21 still available?
460355-B21 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