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1746-C2A — DS3512 Express Storage System

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

1746-C2A: DS3512 Express Storage System.

The DS3512 Express Storage System is a IBM industrial component. This product has reached end-of-service-life. Third-party maintenance providers and secondary-market brokers remain the primary sourcing channels.

This part is cataloged in the U.S. Government catalog under NSN 7025-01-615-8503, 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→ 1746-C2A
NSN: 7025-01-615-8503
NIINs: 016158503, 016168056
FSC: 7025 — Information Technology Input/output and Storage Devices
CAGE: 1VZC6 — INTERNATIONAL BUSINESS MACHINES CORPORATION DBA IBM (USA)
SPECIFICATIONS
Part Number1746-C2A
ManufacturerIBM
NSN7025-01-615-8503
COMPONENT DIAGRAM
RELEASE LATCH — NL-SAS 7.2K 1746-C2A IBM 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 1746-C2A MFR IBM
SUBSTITUTES & CROSS-REFERENCES 2
1746-A2DCompatiblePARTNER
IBM DS3512 SAS Dual Controller 12xLFF System
compatible
1746-A2SCompatiblePARTNER
IBM DS3512 SAS Single Controller 12xLFF System
compatible
LIFECYCLE
NSN statusActive· U.S. Government catalog
End of Support2019-01-31
No demilitarization required
THIS PART SUBSTITUTES FOR 1
1746-A2DSUBSTITUTE
IBM DS3512 No Controller 12xLFF System Chassis
IBM
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FREQUENTLY ASKED QUESTIONS
What is 1746-C2A?
1746-C2A is a DS3512 Express Storage System manufactured by IBM. It is classified as a STORAGE_HDD (3.5_SATA_HDD).
What parts can replace 1746-C2A?
There are 2 known substitutes for 1746-C2A: 1746-A2D, 1746-A2S. Substitute compatibility should be verified for your specific system.
What is the NSN for 1746-C2A?
1746-C2A is cataloged in the U.S. Government catalog under NSN 7025-01-615-8503. 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.