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PartsTable / STORAGE_HDD / 400-ATKJ
400-ATKJ ✓ Verified by PartsTable
EMC · 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

Increase the storage capacity of your Dell™ System with 2 TB Hard Drive from Dell. It boasts a storage capacity of up to 2 TB, enabling users to store large amounts of data. Featuring Serial ATA interface, this hard drive delivers enhanced data transfer speed of up to 6 Gbps .

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-721-9171, 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→ 400-ATKJ
NSN: 7025-01-721-9171
FSC: 7025
CAGE: 3DMD3 — DELL MARKETING L.P. (USA)
SPECIFICATIONS
TypeHDD
HDD size3.5"
Hot-swapYes
HDD speed7200 RPM
InterfaceSerial ATA III
HDD capacity2 TB
Component forServer/workstation
Bytes per sector512n
Operating voltage5 / 12 V
HDD interface transfer rate6 Gbit/s
Harmonized System (HS) code84717050
Storage drive adapter includedNo
NSN7025-01-721-9171
COMPONENT DIAGRAM
RELEASE LATCH — NL-SAS 7.2K 400-ATKJ EMC 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 400-ATKJ MFR EMC
KEY FEATURES
•
INTERFACE TYPE: SATA 3
•
POWER SOURCE: EXTERNAL
•
DRIVE QUANTITY: 1
•
UNIT DESIGN: INTERNAL
•
DATA STORAGE CAPACITY: 2.0 TERABYTES
•
DESIGN TYPE: HARD DISK AND SOLID STATE
TECHNICAL CHARACTERISTICS (FLIS)
PART NAME ASSIGNED BY CONTROLLING AGENCY2TB 7.2 RPM SATA 6GBPS 512N HOT-PLUG HARD DRIVE TB
INTERFACE TYPESATA 3
POWER SOURCEEXTERNAL
DRIVE QUANTITY1
END ITEM IDENTIFICATION5895-01-552-5608
UNIT DESIGNINTERNAL
DATA STORAGE CAPACITY2.0 TERABYTES
DESIGN TYPEHARD DISK AND SOLID STATE
TRANSFER RATE IN MEGABYTES PER SECOND600.0
SPECIAL FEATURESSPINDLE SPEED: 7200 RPM; COMPATIBLE BAY: 3.5 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
400-AVWUCompatible
Dell 2Tb SATA 6G 7.2K LFF HDD R/T-Series Tray - DPN - Gen 14
compatible
161-BBRCCompatible
Dell 2Tb SATA 6G 7.2K LFF HDD R/T-Series Tray - DPN - Gen 14
compatible
400-ASHXCompatible
Dell 2Tb SATA 6G 7.2K LFF HDD R/T-Series Tray - SPN - Gen 14
compatible
400-BLLGCompatible
Dell 2Tb SATA 6G 7.2K LFF HDD R/T-Series Tray - DPN - Gen 14
compatible
51CFDCompatible
Dell 2Tb SATA 6G 7.2K LFF HDD R/T-Series Tray - DPN - Gen 14
compatible
6GJFVCompatible
Dell 2Tb SATA 6G 7.2K LFF HDD R/T-Series Tray - MPN - Gen 14
compatible
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 8
C3MX1SUBSTITUTE
Dell 2Tb SATA 6G 7.2K LFF HDD R/T-Series Tray - DPN - Gen 14
DELL
PPWP4SUBSTITUTE
Dell 2Tb SATA 6G 7.2K LFF HDD R/T-Series Tray - DPN - Gen 14
DELL
161-BBRCSUBSTITUTE
Dell 2Tb SATA 6G 7.2K LFF HDD R/T-Series Tray - DPN - Gen 14
DELL
400-ASHXSUBSTITUTE
Dell 2Tb SATA 6G 7.2K LFF HDD R/T-Series Tray - DPN - Gen 14
DELL
400-AVWUSUBSTITUTE
Dell 2Tb SATA 6G 7.2K LFF HDD R/T-Series Tray - DPN - Gen 14
DELL
400-BLLGSUBSTITUTE
Dell 2Tb SATA 6G 7.2K LFF HDD R/T-Series Tray - DPN - Gen 14
DELL
51CFDSUBSTITUTE
Dell 2Tb SATA 6G 7.2K LFF HDD R/T-Series Tray - DPN - Gen 14
DELL
6GJFVSUBSTITUTE
Dell 2Tb SATA 6G 7.2K LFF HDD R/T-Series Tray - DPN - Gen 14
DELL
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FREQUENTLY ASKED QUESTIONS
What is 400-ATKJ?
400-ATKJ is a 400-ATKJ manufactured by EMC. It is classified as a STORAGE_HDD (3.5_SATA_HDD).
What parts can replace 400-ATKJ?
There are 8 known substitutes for 400-ATKJ: 400-AVWU, 161-BBRC, 400-ASHX and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 400-ATKJ?
400-ATKJ is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-721-9171. 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