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Technical Data Sheet
PartsTable / COMPONENT / 431935-B21
431935-B21 ✓ Verified by PartsTable
— · NIC ADAPTER
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 431935-B21 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-555-0493, 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
431935-B21
NSN: 7025-01-555-0493
FSC: 7025
CAGE: 28480 — HEWLETT-PACKARD COMPANY DBA HP (USA)
SPECIFICATIONS
Part Number431935-B21
NSN7025-01-555-0493
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 431935-B21 MFR OEM 431935-B21
KEY FEATURES
•
DRIVE QUANTITY: 1
•
OPERATING TEMP RANGE: +50.0 TO 95.0 FAHRENHEIT DEGF
•
DESIGN TYPE: HARD DISK
•
ACCESS TIME IN MILLISECONDS: 3.0
•
UNIT DESIGN: INTERNAL
•
DATA STORAGE CAPACITY: 72.00 GIGABYTES
TECHNICAL CHARACTERISTICS (FLIS)
DRIVE QUANTITY1
OPERATING TEMP RANGE+50.0 TO 95.0 FAHRENHEIT DEGF
DESIGN TYPEHARD DISK
OVERALL WIDTH2.750 INCHES NOMINAL IN
END ITEM IDENTIFICATION400607-B21 (28480), SERVER, ML370 PLUS 5
ACCESS TIME IN MILLISECONDS3.0
UNIT DESIGNINTERNAL
DATA STORAGE CAPACITY72.00 GIGABYTES
DRIVE SIZE2.50
OVERALL HEIGHT0.591 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
418398-001Interchangeable
HP 72GB 15k DP 2.5 SAS Hotswap HDD
interchangeable
432321-001Interchangeable
Same NIIN cross-reference
interchangeable
418373-007Compatible
HP 72GB SAS 3G 15k SFF Sp St HDD
compatible
418373-008Compatible
HP 72GB SAS 3G 15k SFF Sp St HDD
compatible
431930-002Compatible
HP 72GB SAS 3G 15k SFF Sp St HDD
compatible
DH072ABAA6Compatible
HP 72GB SAS 3G 15k SFF Sp St HDD
compatible
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 5
DH072ABAA6SUBSTITUTE
HP 72Gb SAS 3G 15K SFF SP ST HDD
HPE
418373-007SUBSTITUTE
HP 72Gb SAS 3G 15K SFF SP ST HDD
HPE
418373-008SUBSTITUTE
HP 72Gb SAS 3G 15K SFF SP ST HDD
HPE
431930-002SUBSTITUTE
HP 72Gb SAS 3G 15K SFF SP ST HDD
HPE
432321-001SUBSTITUTE
HP 72Gb SAS 3G 15K SFF SP ST HDD
HPE
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FREQUENTLY ASKED QUESTIONS
What is 431935-B21?
431935-B21 is a 431935-B21.
What parts can replace 431935-B21?
There are 13 known substitutes for 431935-B21: 418398-001, 432321-001, 418373-007 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 431935-B21?
431935-B21 is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-555-0493. 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