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39M4503 ✓ Verified by PartsTable
Lenovo · STORAGE_HDD · 3.5_SATA_HDD
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 80GB 7.2K SATA S/S HDD

The 39M4503 is a Lenovo industrial component. Key specifications include Type: HDD, HDD size: 3.5", HDD speed: 7200 RPM, Interface: Serial ATA, HDD capacity: 80 GB, Operating voltage: 5 / 12 V. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-555-4630, 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→ 39M4503
NSN: 5998-01-555-4630
FSC: 5998 — CIRCUIT CARD ASSEMBLY
CAGE: 30874 — INTERNATIONAL BUSINESS MACHINES CORPORATION DBA IBM (USA)
SPECIFICATIONS
TypeHDD
HDD size3.5"
HDD speed7200 RPM
InterfaceSerial ATA
HDD capacity80 GB
Operating voltage5 / 12 V
Quantity per pack1 pc(s)
NSN5998-01-555-4630
COMPONENT DIAGRAM
RELEASE LATCH — NL-SAS 7.2K 39M4503 Lenovo 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 39M4503 MFR Lenovo
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONENROUTE AUTOMATION MODERNIZATION
PART NAME ASSIGNED BY CONTROLLING AGENCY80 GB 7200 RPM 3.5 INCH SIMPLE SWAP SATA HDD GB
END ITEM IDENTIFICATIONENROUTE AUTOMATION MODERNIZATION
PART NAME ASSIGNED BY CONTROLLING AGENCY80 GB 7200 RPM 3.5 INCH SIMPLE SWAP SATA HDD GB
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
9448A-2Interchangeable
interchangeable cross-reference
interchangeable
5290Interchangeable
interchangeable cross-reference
interchangeable
PVR11-K553Interchangeable
interchangeable cross-reference
interchangeable
914105-1Interchangeable
interchangeable cross-reference
interchangeable
DF286Interchangeable
interchangeable cross-reference
interchangeable
501704-0000Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 6
25R6923SUBSTITUTE
IBM 80Gb SATA 3G 7.2K LFF Simple Swap HDD - FRU
IBM
39M4500SUBSTITUTE
IBM 80Gb SATA 3G 7.2K LFF Simple Swap HDD - FRU
IBM
39M4501SUBSTITUTE
IBM 80Gb SATA 3G 7.2K LFF Simple Swap HDD - FRU
IBM
40K6876SUBSTITUTE
IBM 80Gb SATA 3G 7.2K LFF Simple Swap HDD - FRU
IBM
42C0461SUBSTITUTE
IBM 80Gb SATA 3G 7.2K LFF Simple Swap HDD - FRU
IBM
42C1032SUBSTITUTE
IBM 80Gb SATA 3G 7.2K LFF Simple Swap HDD - FRU
IBM
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FREQUENTLY ASKED QUESTIONS
What is 39M4503?
39M4503 is a 39M4503 manufactured by Lenovo. It is classified as a STORAGE_HDD (3.5_SATA_HDD).
What parts can replace 39M4503?
There are 14 known substitutes for 39M4503: 9448A-2, 5290, PVR11-K553 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 39M4503?
39M4503 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-555-4630. 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.
Last verified: July 2026