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40K1043 — IBM 73GB 15k 3.5" HS SAS HDD

✓ Government record, cited
IBM · STORAGE_HDD · 3.5_SAS_HDD
PRODUCT OVERVIEW
IBM 73GB 15K 3.5" HS SAS HDD

40K1043 is IBM 73GB 15k 3.5" HS SAS HDD.

High performance and reliability - these attributes define hard disk drives from IBM - a winning data storage solution. Designed specifically to meet the needs of your advanced, data-intensive applications, IBM hard disk drives provide users with a wide range of capacities and interfaces for nearly every data-intensive application. This part is cataloged in the U.S.

Government catalog under NSN 7025-01-566-8530, 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_SAS_HDD→ LFF BAY→ 40K1043
NSN: 7025-01-566-8530
FSC: 7025 — Information Technology Input/output and Storage Devices
CAGE: 1U0E6 — IBM (USA)
SPECIFICATIONS
Part Number40K1043
ManufacturerIBM
Form FactorLFF
Capacity73GB
Speed15K RPM
NSN7025-01-566-8530
COMPONENT DIAGRAM
RELEASE LATCH 73GB NL-SAS 15K RPM 40K1043 IBM NL-SAS INTERFACE INTERPOSER SAS drive in SATA tray? Check board compatibility 3.5" (101.6 x 146mm) LFF 3.5" DRIVE | 73GB | NL-SAS 15K 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 40K1043 MFR IBM
KEY FEATURES
•
LFF Form Factor
•
73GB Capacity
•
15K RPM Speed
•
DRIVE QUANTITY: 1
•
DRIVE SIZE: 3.50
•
DATA STORAGE CAPACITY: 73.00 GIGABYTES
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
TECHNICAL CHARACTERISTICS
DRIVE QUANTITY1
DRIVE SIZE3.50
SPECIAL FEATURES15000RPM ULTRA 320 HOT-SWAP SAS HDD RPM
PART NAME ASSIGNED BY CONTROLLING AGENCYIBM 73GB 15K 3.5" SAS HOT-SWAP HDD GB
END ITEM IDENTIFICATIONDIGITAL COMPUTER SYSTEM
DATA STORAGE CAPACITY73.00 GIGABYTES
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 9
26K5264SubstituteBROKER-VERIFIED
IBM 73GB 15k 3.5" HS SAS HDD
substitute
26K5694SubstituteBROKER-VERIFIED
IBM 73GB 15k 3.5" HS SAS HDD
substitute
26K5701SubstituteBROKER-VERIFIED
IBM 73GB 15k 3.5" HS SAS HDD
substitute
26K5841SubstituteBROKER-VERIFIED
IBM 73GB 15k 3.5" HS SAS HDD
substitute
39R7348SubstituteBROKER-VERIFIED
IBM 73GB 15k 3.5" HS SAS HDD
substitute
26K5698CompatiblePARTNER
IBM 72Gb SAS 3G 15K LFF HDD - Option
compatible
LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — mutilation + specific procedure
THIS PART SUBSTITUTES FOR 8
26K5264SUBSTITUTE
IBM 72Gb SAS 3G 15K LFF HDD - Option
IBM
26K5698SUBSTITUTE
IBM 72Gb SAS 3G 15K LFF HDD - Option
IBM
26K5701SUBSTITUTE
IBM 72Gb SAS 3G 15K LFF HDD - Option
IBM
26K5841SUBSTITUTE
IBM 72Gb SAS 3G 15K LFF HDD - Option
IBM
39R7348SUBSTITUTE
IBM 72Gb SAS 3G 15K LFF HDD - Option
IBM
40K1075SUBSTITUTE
IBM 72Gb SAS 3G 15K LFF HDD - Option
IBM
43W7481SUBSTITUTE
IBM 72Gb SAS 3G 15K LFF HDD - Option
IBM
43W7487SUBSTITUTE
IBM 72Gb SAS 3G 15K LFF HDD - Option
IBM
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FREQUENTLY ASKED QUESTIONS
What is 40K1043?
40K1043 is a IBM 73GB 15k 3.5" HS SAS HDD manufactured by IBM. It is classified as a STORAGE_HDD (3.5_SAS_HDD).
What parts can replace 40K1043?
There are 9 known substitutes for 40K1043: 26K5264, 26K5694, 26K5701 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40K1043?
40K1043 is cataloged in the U.S. Government catalog under NSN 7025-01-566-8530. 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.