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492620-B21 — HP 300GB 10k 3G DP Hotswap 2.5inch SAS HDD

✓ Government record, cited
HP · STORAGE_HDD · 2.5_SAS_HDD
PRODUCT OVERVIEW
HP 300GB 10K 3G DP HOTSWAP 2.5INCH SAS HDD

492620-B21: HP 300GB 10k 3G DP Hotswap 2.5inch SAS HDD.

Hypertec equivalent 492620-B21 300GB 10K rpm SAS 2.5 Dual Port Hard Drive. This part is cataloged in the U.S. Government catalog under NSN 7025-01-571-6702, 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→ 2.5_SAS_HDD→ 492620-B21
NSN: 7025-01-571-6702
FSC: 7025 — Information Technology Input/output and Storage Devices
CAGE: 28480 — HEWLETT-PACKARD COMPANY DBA HP (USA)
SPECIFICATIONS
Part Number492620-B21
ManufacturerHP
Capacity300GB
Speed10K RPM
NSN7025-01-571-6702
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COMPONENT DIAGRAM
LABEL 300GB HDD SAS 12Gb/s 69.85 mm (2.75") 100.0 mm 2.5" HDD — MECHANICAL Spinning disk, hot-swap SAS 12Gb/s — Dual-port 300GB | 7200 / 10K / 15K RPM FORM FACTOR — 2.5" Hot-swap, carrier-specific MOUNTING — 4x M3 bottom Standard SFF screw pattern TITLE HDD DRIVE PN 492620-B21 MFR HP HP 300GB 10k 3G DP Hotswap 2.5inch SAS H
KEY FEATURES
•
300GB Capacity
•
10K RPM Speed
•
INTERFACE TYPE: SCSI
•
DESIGN TYPE: HARD DISK
•
TRANSFER RATE IN MEGABYTES PER SECOND: 3072.0
•
DATA STORAGE CAPACITY: 300.0 GIGABYTES
•
UNIT DESIGN: RACK MOUNTED
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
INTERFACE TYPESCSI
DESIGN TYPEHARD DISK
TRANSFER RATE IN MEGABYTES PER SECOND3072.0
SPECIAL FEATURESSERIAL ATTACHED SCSI 10K RPM 2.50 INCH HOT SWAPPABLE IN
DATA STORAGE CAPACITY300.0 GIGABYTES
UNIT DESIGNRACK MOUNTED
OTHER ITEMS IN FSC 7025 — Information Technology Input/output and Storage Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
7025-00-001-2681 7025-00-001-5588 7025-00-001-6998 7025-00-001-6999 7025-00-001-7000 7025-00-001-7025 7025-00-001-7026 7025-00-001-7027
SUBSTITUTES & CROSS-REFERENCES 14
LH4.SOCS.104.SCSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
301-054466Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
493083001SubstituteBROKER-VERIFIED
HP 300GB 10k 3G DP Hotswap 2.5inch SAS HDD
substitute
375863-016CompatiblePARTNER
HP 300GB SAS 3G 10k SFF DP St HDD
compatible
492619-002CompatiblePARTNER
HP 300GB SAS 3G 10k SFF DP St HDD
compatible
492621-B21CompatiblePARTNER
HP 300GB SAS 3G 10k SFF DP St HDD
compatible
LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — mutilation + specific procedure
THIS PART SUBSTITUTES FOR 15
AM244ASUBSTITUTE
HP 300Gb SAS 3G 10K SFF DP ST HDD
HPE
BD0300BAHZQSUBSTITUTE
HP 300Gb SAS 3G 10K SFF DP ST HDD
HPE
DG0300BAHZQSUBSTITUTE
HP 300Gb SAS 3G 10K SFF DP ST HDD
HPE
DG0300BALVPSUBSTITUTE
HP 300Gb SAS 3G 10K SFF DP ST HDD
HPE
DG0300BAMYRSUBSTITUTE
HP 300Gb SAS 3G 10K SFF DP ST HDD
HPE
DG0300BAQPQSUBSTITUTE
HP 300Gb SAS 3G 10K SFF DP ST HDD
HPE
DG0300BARTQSUBSTITUTE
HP 300Gb SAS 3G 10K SFF DP ST HDD
HPE
375863-016SUBSTITUTE
HP 300Gb SAS 3G 10K SFF DP ST HDD
HPE
492619-002SUBSTITUTE
HP 300Gb SAS 3G 10K SFF DP ST HDD
HPE
492621-B21SUBSTITUTE
HP 300Gb SAS 3G 10K SFF DP ST HDD
HPE
493083-001SUBSTITUTE
HP 300Gb SAS 3G 10K SFF DP ST HDD
HPE
504015-003SUBSTITUTE
HP 300Gb SAS 3G 10K SFF DP ST HDD
HPE
507605-002SUBSTITUTE
HP 300Gb SAS 3G 10K SFF DP ST HDD
HPE
512116-002SUBSTITUTE
HP 300Gb SAS 3G 10K SFF DP ST HDD
HPE
518006-002SUBSTITUTE
HP 300Gb SAS 3G 10K SFF DP ST HDD
HPE
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FREQUENTLY ASKED QUESTIONS
What is 492620-B21?
492620-B21 is a HP 300GB 10k 3G DP Hotswap 2.5inch SAS HDD manufactured by HP. It is classified as a STORAGE_HDD (2.5_SAS_HDD).
What parts can replace 492620-B21?
There are 14 known substitutes for 492620-B21: LH4.SOCS.104.SC, 301-054466, 493083001 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 492620-B21?
492620-B21 is cataloged in the U.S. Government catalog under NSN 7025-01-571-6702. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.