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PartsTable / MEMORY / 23R7163
23R7163 ✓ Verified by PartsTable
IBM · MEMORY · RDIMM
WHAT YOU NEED TO KNOW
Memory is a hot market right now. DDR5 and DDR4 are extremely volatile with data centers driving availability to extreme lows. Always validate machine type and model. Remember: all RAM is Hynix, Samsung, or Micron underneath OEM labels — use that to find alternatives. Key checks: Check OEM alternatives — all RAM is Hynix/Samsung/Micron underneath. Double-check what you're quoting in volatile market.
HOT market — DDR5/DDR4 extremely volatile
PRODUCT OVERVIEW
IBM LTO-3 FC 4Gb 3580-TD3 FLEXSTOR2 RoHS

IBM LTO-3 FC 4Gb 3580-TD3 FLEXSTOR2 RoHS. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-629-5237, 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
MEMORY→ RDIMM→ 23R7163
NSN: 7025-01-629-5237
FSC: 7025
CAGE: 3BXY7 — INTERNATIONAL BUSINESS MACHINES CORPORATION (USA)
SPECIFICATIONS
Part Number23R7163
ManufacturerIBM
InterfaceFC 4Gb
Capacity4GB
NSN7025-01-629-5237
COMPONENT DIAGRAM
IBM MEDIA SLOT RDY ACT CLN FC 4Gb CONNECTOR 23R7163 EJECT HALF-HEIGHT 5.25" LTO GEN GUIDE LTO-9: 18TB / 45TB comp LTO-8: 12TB / 30TB comp LTO-7: 6TB / 15TB comp LTO-6: 2.5TB / 6.25TB LTO-5: 1.5TB / 3TB comp THIS: LTO-8 12TB / 30TB / 360MB/s LTO-8 TAPE DRIVE | FC 4Gb | 12TB native Half-height 5.25" | 360MB/s | 30TB compressed TITLE TAPE DRIVE PN 23R7163 MFR IBM IBM LTO-3 FC 4GB 3580-TD3 Flexstor2 Rohs
KEY FEATURES
•
FC 4Gb Interface
•
4GB Capacity
TYPICAL APPLICATIONS
  • Data center top-of-rack switching
  • High-speed server interconnects (10G/25G/40G/100G)
  • Storage network fabric (iSCSI, FCoE)
  • Campus and branch network infrastructure
  • Firewall and security appliance connectivity
  • WAN edge and SD-WAN deployments
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
8244817-100Interchangeable
Same NIIN cross-reference
interchangeable
23R7261Compatible
IBM LTO3 FC FH Internal Tape Drive on Sled for TS3100/TS3200 Models 3573 F3H,F3S,L2U,L4U - Option
compatible
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 1
23R7261SUBSTITUTE
IBM LTO3 FC FH Internal Tape Drive on Sled for TS3100/TS3200 Models 3573 F3H,F3S,L2U,L4U - FRU
IBM
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FREQUENTLY ASKED QUESTIONS
What is 23R7163?
23R7163 is a IBM LTO-3 FC 4GB 3580-TD3 Flexstor2 Rohs manufactured by IBM. It is classified as a MEMORY (RDIMM).
What parts can replace 23R7163?
There are 2 known substitutes for 23R7163: 8244817-100, 23R7261. Substitute compatibility should be verified for your specific system.
What is the NSN for 23R7163?
23R7163 is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-629-5237. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026