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
The DISK DRIVE UNIT is a the manufacturer hard disk drive designed for enterprise environments demanding consistent performance and data integrity. Key specifications include end_item_identification: LAUNCH AND TEST RANGE SYSTEM;NAS SERVER REPLACEMENT, part_name_assigned_by_controlling_agency: HARD DISK DRIVE-900GB 6GB SAS 10KRPM SFF 2.5 GB. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-681-3957, 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→49Y7449
NSN:7025-01-681-3957 FSC:7025 CAGE:8W884 — INTERNATIONAL BUSINESS MACHINES CORPORATION (USA)
SPECIFICATIONS
end_item_identification
LAUNCH AND TEST RANGE SYSTEM;NAS SERVER REPLACEMENT
part_name_assigned_by_controlling_agency
HARD DISK DRIVE-900GB 6GB SAS 10KRPM SFF 2.5 GB
NSN
7025-01-681-3957
COMPONENT DIAGRAM
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 (FLIS)
PART NAME ASSIGNED BY CONTROLLING AGENCY
HARD DISK DRIVE-900GB 6GB SAS 10KRPM SFF 2.5 GB
END ITEM IDENTIFICATION
LAUNCH AND TEST RANGE SYSTEM;NAS SERVER REPLACEMENT
PART NAME ASSIGNED BY CONTROLLING AGENCY
HARD DISK DRIVE-900GB 6GB SAS 10KRPM SFF 2.5 GB
END ITEM IDENTIFICATION
LAUNCH AND TEST RANGE SYSTEM;NAS SERVER REPLACEMENT
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FREQUENTLY ASKED QUESTIONS
What is 49Y7449?
49Y7449 is a DISK DRIVE UNIT. It is classified as a STORAGE_HDD (3.5_SATA_HDD).
What parts can replace 49Y7449?
There are 8 known substitutes for 49Y7449: 81Y9650, 00D5303, 00D5311 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 49Y7449?
49Y7449 is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-681-3957. This indicates validated use in U.S. government and defense supply chains.
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