PartsTable
Technical Data Sheet
655708-B21 ✓ Verified by PartsTable
HP · STORAGE_HDD · 2.5_NL_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 SATA Hard Drives are designed for the reliability and larger capacities demanded by today's entry server and external storage environments. HP SATA Midline drives are designed with economical reliability and performance for external storage, backups and archival applications. These high capacity drives provide the lowest $/GB to our customers, and the best price advantage for non-mission critical applications with low workloads of 40% or less.

HP SATA drives are available in both Large Form Factor (LFF) (3.5-inch) and Small Form Factor (SFF) (2.5-inch) and ship with a standard one year warranty, 1,0,0. All HP hard drives pass a rigorous qualification process, which ensures that every HP drive is proven to perform in your HP ProLiant server. Before final certification, all HP SATA Hard Drives are optimized for compatibility and functionality, including support of SMART and HP Systems Insight Manager.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-647-0026, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
STORAGE_HDD 2.5_NL_SAS_HDD SFF BAY 655708-B21
NSN: 7025-01-647-0026
FSC: 7025
CAGE: 28480 — HEWLETT-PACKARD COMPANY DBA HP (USA)
SPECIFICATIONS
Part Number655708-B21
ManufacturerHP
Form FactorSFF
Capacity500GB
Speed7.2K RPM
NSN7025-01-647-0026
COMPONENT DIAGRAM
LABEL 500GB HDD SAS 12Gb/s 69.85 mm (2.75") 100.0 mm SFF HDD — MECHANICAL Spinning disk, hot-swap SAS 12Gb/s — Dual-port 500GB | 7200 / 10K / 15K RPM FORM FACTOR — SFF Hot-swap, carrier-specific MOUNTING — 4x M3 bottom Standard SFF screw pattern TITLE HDD DRIVE PN 655708-B21 MFR HP HP 500GB SATA 7.2K RPM SFF SC MIDLINE DR
KEY FEATURES
SFF Form Factor
500GB Capacity
7.2K RPM Speed
DESIGN TYPE: HARD DISK
DRIVE SIZE: 2.50
UNIT DESIGN: INTERNAL
DRIVE QUANTITY: 1
DATA STORAGE CAPACITY: 500.0 GIGABYTES
TECHNICAL CHARACTERISTICS (FLIS)
DESIGN TYPEHARD DISK
END ITEM IDENTIFICATIONPC SERVER
DRIVE SIZE2.50
UNIT DESIGNINTERNAL
PART NAME ASSIGNED BY CONTROLLING AGENCYHP 500GB SATA 7.2K RPM SFF SC MIDLINE DRIVE GB
DRIVE QUANTITY1
DATA STORAGE CAPACITY500.0 GIGABYTES
DESIGN TYPEHARD DISK
END ITEM IDENTIFICATIONPC SERVER
DRIVE SIZE2.50
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
656107-001Compatible
HP 500GB SATA 6G 7.2k Mdl SFF Sc HDD
compatible
614829-002Compatible
HP 500GB SATA 6G 7.2k Mdl SFF Sc HDD
compatible
625618-004Compatible
HP 500GB SATA 6G 7.2k Mdl SFF Sc HDD
compatible
632085-002Compatible
HP 500GB SATA 6G 7.2k Mdl SFF Sc HDD
compatible
713833-B21Compatible
HP 500GB SATA 6G 7.2k Mdl SFF Sc HDD
compatible
713968-001Compatible
HP 500GB SATA 6G 7.2k Mdl SFF Sc HDD
compatible
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 19
MM0500EANCRSUBSTITUTE
HP 500Gb SATA 6G 7.2K MDL SFF SC HDD
HPE
MM0500EBKAESUBSTITUTE
HP 500Gb SATA 6G 7.2K MDL SFF SC HDD
HPE
MM0500GBKAKSUBSTITUTE
HP 500Gb SATA 6G 7.2K MDL SFF SC HDD
HPE
390158-015SUBSTITUTE
HP 500Gb SATA 6G 7.2K MDL SFF SC HDD
HPE
390158-016SUBSTITUTE
HP 500Gb SATA 6G 7.2K MDL SFF SC HDD
HPE
507749-001SUBSTITUTE
HP 500Gb SATA 6G 7.2K MDL SFF SC HDD
HPE
507750-B21SUBSTITUTE
HP 500Gb SATA 6G 7.2K MDL SFF SC HDD
HPE
508035-001SUBSTITUTE
HP 500Gb SATA 6G 7.2K MDL SFF SC HDD
HPE
614828-002SUBSTITUTE
HP 500Gb SATA 6G 7.2K MDL SFF SC HDD
HPE
614829-002SUBSTITUTE
HP 500Gb SATA 6G 7.2K MDL SFF SC HDD
HPE
625618-004SUBSTITUTE
HP 500Gb SATA 6G 7.2K MDL SFF SC HDD
HPE
632078-B21SUBSTITUTE
HP 500Gb SATA 6G 7.2K MDL SFF SC HDD
HPE
632085-002SUBSTITUTE
HP 500Gb SATA 6G 7.2K MDL SFF SC HDD
HPE
632142-001SUBSTITUTE
HP 500Gb SATA 6G 7.2K MDL SFF SC HDD
HPE
656107-001SUBSTITUTE
HP 500Gb SATA 6G 7.2K MDL SFF SC HDD
HPE
713833-B21SUBSTITUTE
HP 500Gb SATA 6G 7.2K MDL SFF SC HDD
HPE
713968-001SUBSTITUTE
HP 500Gb SATA 6G 7.2K MDL SFF SC HDD
HPE
751967-B21SUBSTITUTE
HP 500Gb SATA 6G 7.2K MDL SFF SC HDD
HPE
752671-001SUBSTITUTE
HP 500Gb SATA 6G 7.2K MDL SFF SC HDD
HPE
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FREQUENTLY ASKED QUESTIONS
What is 655708-B21?
655708-B21 is a HP 500GB SATA 7.2K RPM SFF SC MIDLINE DRIVE manufactured by HP. It is classified as a STORAGE_HDD (2.5_NL_SAS_HDD).
What parts can replace 655708-B21?
There are 7 known substitutes for 655708-B21: 656107-001, 614829-002, 625618-004 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 655708-B21?
655708-B21 is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-647-0026. This indicates validated use in U.S. government and defense supply chains.
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