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Technical Data Sheet
PartsTable / MRO / HEJ421040G9AT00
HEJ421040G9AT00 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
RJ45 = copper (needs CAT6) | SFP+ = fiber (needs transceiver) FLR = FlexibleLOM (HPE integrated) — NOT standard PCIe
Bracket height MUST match chassis — Full Height (2U) vs Low Profile (1U)
PRODUCT OVERVIEW

The HEJ421040G9AT00 is a the manufacturer industrial component. Key specifications include end_item_identification: COLLINS, WDC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-607-1155, 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
MRO→ MRO_GENERAL→ HEJ421040G9AT00
NSN: 7025-01-607-1155
FSC: 7025
CAGE: 3VTZ4 — HITACHI GLOBAL STORAGE TECHNOLOGIES (USA)
SPECIFICATIONS
end_item_identificationCOLLINS, WDC
NSN7025-01-607-1155
COMPONENT DIAGRAM
NIC CTRL PHY 0 PHY 1 ROM VRM SFP+ SFP+ LINK ACT PCIe x8 ~167 mm NETWORK ADAPTER | 2-PORT 10GbE | SFP+ | Full Height PCIe x8 | Link/Activity LEDs | PXE boot ROM TITLE NIC ADAPTER PN HEJ421040G9AT00 MFR OEM HEJ421040G9AT00
KEY FEATURES
•
Generation 9 Platform
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONCOLLINS, WDC
END ITEM IDENTIFICATIONCOLLINS, WDC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
XR26337Interchangeable
interchangeable cross-reference
interchangeable
5940PL1333487Interchangeable
interchangeable cross-reference
interchangeable
AS25036Interchangeable
interchangeable cross-reference
interchangeable
8554994-1Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is HEJ421040G9AT00?
HEJ421040G9AT00 is a HEJ421040G9AT00. It is classified as a MRO (MRO_GENERAL).
What parts can replace HEJ421040G9AT00?
There are 4 known substitutes for HEJ421040G9AT00: XR26337, 5940PL1333487, AS25036 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for HEJ421040G9AT00?
HEJ421040G9AT00 is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-607-1155. 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.
PartsTable Design LLC · partstable.com
Last verified: July 2026