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253479-B21 — MEMORY CARD,PERSONAL COMPUTER

✓ Government record, cited
HPE · STORAGE_HDD · 3.5_SATA_HDD
PRODUCT OVERVIEW

253479-B21: MEMORY CARD,PERSONAL COMPUTER.

The MEMORY CARD,PERSONAL COMPUTER is a HPE memory module engineered for enterprise server and workstation platforms requiring validated, high-reliability memory. Key specifications include part_name_assigned_by_controlling_agency: SECURE DIGITAL MEMORY CARD. This part is cataloged in the U.S.

Government catalog under NSN 7025-01-508-7082, 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→ 3.5_SATA_HDD→ 253479-B21
NSN: 7025-01-508-7082
FSC: 7025 — Information Technology Input/output and Storage Devices
CAGE: 65685 — COMPAQ COMPUTER CORP. (USA)
SPECIFICATIONS
part_name_assigned_by_controlling_agencySECURE DIGITAL MEMORY CARD
NSN7025-01-508-7082
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COMPONENT DIAGRAM
RELEASE LATCH — NL-SAS 7.2K 253479-B21 HPE NL-SAS INTERFACE INTERPOSER SAS drive in SATA tray? Check board compatibility 3.5" (101.6 x 146mm) LFF 3.5" DRIVE | — | 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 253479-B21 MFR HPE
TYPICAL APPLICATIONS
  • Server memory expansion for virtualization workloads
  • Database performance optimization (in-memory computing)
  • VDI and remote desktop session hosting
  • High-performance computing (HPC) clusters
  • Mail server and collaboration platform scaling
  • Application server tier expansion
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESCAPACITY 128 MEGABYTES MEMORY STORAGE; HIGH PERFORMANCE; MINIMIZES ESD DAMAGE W/ENHANCEMENTS TO ITS PROTECTIVE CASING; TRANSFER DATA RATE 2.5 MBPS; MECHANICAL WRITE-PROTECT SWITCH; DESIGNED FOR STORAGE, VIDEO AND PLAYBACK; COMPATIBLE WITH IPAQ 1900, 3800, 3900 AND 5400 SERIES MBPS
PART NAME ASSIGNED BY CONTROLLING AGENCYSECURE DIGITAL MEMORY CARD
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 253479-B21?
253479-B21 is a MEMORY CARD,PERSONAL COMPUTER manufactured by HPE. It is classified as a STORAGE_HDD (3.5_SATA_HDD).
What is the NSN for 253479-B21?
253479-B21 is cataloged in the U.S. Government catalog under NSN 7025-01-508-7082. 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.