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43W7631 — Storage Datasheet

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IBM · DRIVE LFF
WHAT YOU NEED TO KNOW
SAS backplane supports SATA, not vice versa NL-SAS = SAS protocol at nearline (7.2K) speed — NOT SATA
Gen8 LFF tray ≠ Gen10 tray — different screw holes
PRODUCT OVERVIEW

IBM 1Tb SATA 3G 7.2K DP LFF HDD for DS3000/EXP3000 - P/N. The unit ships in a LFF form factor suitable for standard rack-mount installations. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
LFF BAY→ 43W7631
SPECIFICATIONS
Part Number43W7631
ManufacturerIBM
Form FactorLFF
Capacity1TB
Speed7.2K RPM
COMPONENT DIAGRAM
RELEASE LATCH 1TB NL-SAS 7.2K RPM 43W7631 IBM NL-SAS INTERFACE INTERPOSER SAS drive in SATA tray? Check board compatibility 3.5" (101.6 x 146mm) LFF 3.5" DRIVE | 1TB | NL-SAS 7.2K RPM 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 43W7631 MFR IBM
KEY FEATURES
•
LFF Form Factor
•
1TB Capacity
•
7.2K RPM Speed
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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
43W7630Compatible
IBM 1Tb SATA 3G 7.2K DP LFF HDD for DS3000/EXP3000 - Option
compatible
41Y8248Compatible
IBM 1Tb SATA 3G 7.2K DP LFF HDD for DS3000/EXP3000 - Option
compatible
42C0402Compatible
IBM 1TB SATA 3G 7.2k DP LFF HDD for Ds3000/exp3000 - P/n
compatible
42C0498Compatible
IBM 1TB SATA 3G 7.2k DP LFF HDD for Ds3000/exp3000 - P/n
compatible
43W7633Compatible
IBM 1TB SATA 3G 7.2k DP LFF HDD for Ds3000/exp3000 - Fru
compatible
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 5
41Y8248SUBSTITUTE
IBM 1Tb SATA 3G 7.2K DP LFF HDD for DS3000/EXP3000 - SBB
IBM
42C0402SUBSTITUTE
IBM 1Tb SATA 3G 7.2K DP LFF HDD for DS3000/EXP3000 - SBB
IBM
42C0498SUBSTITUTE
IBM 1Tb SATA 3G 7.2K DP LFF HDD for DS3000/EXP3000 - SBB
IBM
43W7630SUBSTITUTE
IBM 1Tb SATA 3G 7.2K DP LFF HDD for DS3000/EXP3000 - SBB
IBM
43W7633SUBSTITUTE
IBM 1Tb SATA 3G 7.2K DP LFF HDD for DS3000/EXP3000 - SBB
IBM
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FREQUENTLY ASKED QUESTIONS
What is 43W7631?
43W7631 is a IBM 1Tb SATA 3G 7.2K DP LFF HDD for DS3000/EXP3000 - P/N manufactured by IBM.
What parts can replace 43W7631?
There are 5 known substitutes for 43W7631: 43W7630, 41Y8248, 42C0402 and 2 more. Substitute compatibility should be verified for your specific system.
Is 43W7631 still available?
43W7631 is currently Unknown.
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Last verified: September 2026