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81Y9731 — IBM 1TB 7.2k RPM 6gbps SATA SFF H/s HDD

IBM · STORAGE_HDD · 3.5_SATA_HDD
PRODUCT OVERVIEW
IBM 1TB 7.2K RPM 6GBPS SATA SFF H/S HDD

81Y9731 is IBM 1TB 7.2k RPM 6gbps SATA SFF H/s HDD. It is cited to fit LENOVO System x IBM System x3650 M4, LENOVO System x System x x3500 M3, LENOVO System x System x x3550 M3 and 14 more listed machines.

IBM 1TB 7.2K RPM 6GBPS SATA SFF H/S HDD. The unit ships in a SFF 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
STORAGE_HDD→ 3.5_SATA_HDD→ SFF BAY→ 81Y9731
SPECIFICATIONS
Part Number81Y9731
ManufacturerIBM
Form FactorSFF
Capacity1TB
Speed7.2K RPM
FITS THESE MACHINES
Lenovo System x IBM System x3650 M4
Lenovo System x x3500 M3
Lenovo System x x3550 M3
Lenovo System x x3650 M3
Lenovo System x x3690 X5
Lenovo System x3100 M4
Lenovo System x3100 M5
Lenovo System x3200 M3
Lenovo System x3250 M3
Lenovo System x3300 M4
Lenovo System x3400 M3
Lenovo System x3500 M4
Lenovo System x3530 M4
Lenovo System x3550 M4
Lenovo System x3630 M3
Lenovo System x3750 M4
Lenovo System x3850 X5
COMPONENT DIAGRAM
RELEASE LATCH 1TB NL-SAS 7.2K RPM 81Y9731 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 81Y9731 MFR IBM
KEY FEATURES
•
SFF 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
SUBSTITUTES & CROSS-REFERENCES 4
81Y3829SubstituteBROKER-VERIFIED
IBM 1TB 7.2k RPM 6gbps SATA SFF H/s HDD
substitute
81Y9730SubstituteBROKER-VERIFIED
IBM 1TB 7.2k RPM 6gbps SATA SFF H/s HDD
substitute
81Y9732CompatiblePARTNER
IBM 1TB SATA 6G 7.2k SFF Slim-HS HDD - Sbb
compatible
81Y9848CompatiblePARTNER
IBM 1Tb SATA 6G 7.2K SFF Slim-HS HDD - Option
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 4
81Y3829SUBSTITUTE
IBM 1Tb SATA 6G 7.2K SFF Slim-HS HDD - FRU
IBM
81Y9730SUBSTITUTE
IBM 1Tb SATA 6G 7.2K SFF Slim-HS HDD - FRU
IBM
81Y9732SUBSTITUTE
IBM 1Tb SATA 6G 7.2K SFF Slim-HS HDD - FRU
IBM
81Y9848SUBSTITUTE
IBM 1Tb SATA 6G 7.2K SFF Slim-HS HDD - FRU
IBM
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FREQUENTLY ASKED QUESTIONS
What is 81Y9731?
81Y9731 is a IBM 1TB 7.2k RPM 6gbps SATA SFF H/s HDD manufactured by IBM. It is classified as a STORAGE_HDD (3.5_SATA_HDD).
What parts can replace 81Y9731?
There are 4 known substitutes for 81Y9731: 81Y3829, 81Y9730, 81Y9732 and 1 more. Substitute compatibility should be verified for your specific system.
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PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.