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42D0637 ✓ Verified by PartsTable
IBM · STORAGE_HDD · 2.5_SAS_HDD
WHAT YOU NEED TO KNOW
SAS HDD backplane accepts SATA drives, SATA backplane does NOT accept SAS 2.5" SAS HDDs come with or without carrier/tray — ALWAYS ASK
ALWAYS confirm carrier/tray PN — server-specific trays vary by generation
PRODUCT OVERVIEW
IBM 300GB 10K 6G SAS 2.5" HDD

300GB, 10K, 6Gbps, SAS, 2.5" SFF, Slim-HS HDD. Key specifications include Type: HDD, HDD size: 2.5", HDD speed: 10000 RPM, Interface: SAS, HDD capacity: 300 GB, Component for: Server/workstation. The unit ships in a SFF form factor suitable for standard rack-mount installations.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-607-5858, 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→ 2.5_SAS_HDD→ SFF BAY→ 42D0637
NSN: 7025-01-607-5858
FSC: 7025
CAGE: 1U0E6 — IBM (USA)
SPECIFICATIONS
TypeHDD
HDD size2.5"
HDD speed10000 RPM
InterfaceSAS
HDD capacity300 GB
Component forServer/workstation
Operating voltage5 V
Quantity per pack1 pc(s)
Harmonized System (HS) code84717050
NSN7025-01-607-5858
COMPONENT DIAGRAM
LABEL 300GB HDD SAS 12Gb/s 69.85 mm (2.75") 100.0 mm SFF HDD — MECHANICAL Spinning disk, hot-swap SAS 12Gb/s — Dual-port 300GB | 7200 / 10K / 15K RPM FORM FACTOR — SFF Hot-swap, carrier-specific MOUNTING — 4x M3 bottom Standard SFF screw pattern TITLE HDD DRIVE PN 42D0637 MFR IBM IBM 300GB 10k 6G SAS 2.5" HDD
KEY FEATURES
•
SFF Form Factor
•
300GB Capacity
•
10K 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 12
41Y8444Compatible
IBM 300GB SAS 6G 10k SFF Slim-HS HDD - P/n
compatible
41Y8473Compatible
IBM 300GB SAS 6G 10k SFF Slim-HS HDD - P/n
compatible
41Y8491Compatible
IBM 300GB SAS 6G 10k SFF Slim-HS HDD - P/n
compatible
42D0638Compatible
IBM 300GB SAS 6G 10k SFF Slim-HS HDD - Fru
compatible
42D0639Compatible
IBM 300GB SAS 6G 10k SFF Slim-HS HDD - Sbb
compatible
42D0640Compatible
IBM 300GB SAS 6G 10k SFF Slim-HS HDD - P/n
compatible
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 12
41Y8444SUBSTITUTE
IBM 300Gb SAS 6G 10K SFF Slim-HS HDD - Option
IBM
41Y8473SUBSTITUTE
IBM 300Gb SAS 6G 10K SFF Slim-HS HDD - Option
IBM
41Y8491SUBSTITUTE
IBM 300Gb SAS 6G 10K SFF Slim-HS HDD - Option
IBM
42D0612SUBSTITUTE
IBM 300Gb SAS 6G 10K SFF Slim-HS HDD - Option
IBM
42D0613SUBSTITUTE
IBM 300Gb SAS 6G 10K SFF Slim-HS HDD - Option
IBM
42D0614SUBSTITUTE
IBM 300Gb SAS 6G 10K SFF Slim-HS HDD - Option
IBM
42D0616SUBSTITUTE
IBM 300Gb SAS 6G 10K SFF Slim-HS HDD - Option
IBM
42D0638SUBSTITUTE
IBM 300Gb SAS 6G 10K SFF Slim-HS HDD - Option
IBM
42D0639SUBSTITUTE
IBM 300Gb SAS 6G 10K SFF Slim-HS HDD - Option
IBM
42D0640SUBSTITUTE
IBM 300Gb SAS 6G 10K SFF Slim-HS HDD - Option
IBM
42D0641SUBSTITUTE
IBM 300Gb SAS 6G 10K SFF Slim-HS HDD - Option
IBM
44W2193SUBSTITUTE
IBM 300Gb SAS 6G 10K SFF Slim-HS HDD - Option
IBM
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FREQUENTLY ASKED QUESTIONS
What is 42D0637?
42D0637 is a IBM 300GB 10k 6G SAS 2.5" HDD manufactured by IBM. It is classified as a STORAGE_HDD (2.5_SAS_HDD).
What parts can replace 42D0637?
There are 12 known substitutes for 42D0637: 41Y8444, 41Y8473, 41Y8491 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 42D0637?
42D0637 is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-607-5858. 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