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684208B21 — Network Technical Data

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HP · ACCESSORY · 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 HP 1GbE 4-port 331FLR Adapter is a HP industrial component. Key specifications include Wi-Fi: No, Width: 193 mm, Height: 299.7 mm, Chipset: Broadcom BCM5719, Internal: Yes, Interface: Ethernet. This part is cataloged in the Federal Logistics Information System under NSN 5998-01-618-6185, 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
ACCESSORY→ ADAPTER→ 684208B21
NSN: 5998-01-618-6185
FSC: 5998 — CIRCUIT CARD ASSEMBLY
CAGE: U6184 — HP ENTERPRISE SERVICES UK LTD (GBR)
SPECIFICATIONS
Wi-FiNo
Width193 mm
Height299.7 mm
ChipsetBroadcom BCM5719
InternalYes
InterfaceEthernet
Cable typeCat5
Connector(s)RJ-45
Ethernet LANYes
Host interfacePCI Express
Ports quantity4
Product colourGreen, Grey
NSN5998-01-618-6185
COMPONENT DIAGRAM
NIC CTRL PHY 0 PHY 1 ROM VRM 1GbE 1GbE 1GbE 1GbE LINK ACT PCIe x8 ~167 mm NETWORK ADAPTER | 4-PORT 10GbE | 1GbE | Full Height PCIe x8 | Link/Activity LEDs | PXE boot ROM TITLE NIC ADAPTER PN 684208B21 MFR HP HP 1GbE 4-port 331FLR Adapter
KEY FEATURES
•
Yes
•
1GbE Interface
•
1GB Capacity
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONAN/TYQ-163(V)
PART NAME ASSIGNED BY CONTROLLING AGENCYHP ETHERNET 1GB 4-PORT 331FLR FIO ADAPTER GB
END ITEM IDENTIFICATIONAN/TYQ-163(V)
PART NAME ASSIGNED BY CONTROLLING AGENCYHP ETHERNET 1GB 4-PORT 331FLR FIO ADAPTER GB
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
629135B21SubstituteBROKER-VERIFIED
HP 1GbE 4-port 331FLR Adapter
substitute
331FLRSubstituteBROKER-VERIFIED
HP 1GbE 4-port 331FLR Adapter
substitute
634025001SubstituteBROKER-VERIFIED
HP 1GbE 4-port 331FLR Adapter
substitute
789897001SubstituteBROKER-VERIFIED
HP Ethernet 1GB 4p 331FLR Adptr
substitute
AP769ASubstituteBROKER-VERIFIED
HP 1GbE 4-port 331FLR Adapter
substitute
629133001SubstituteBROKER-VERIFIED
HP 1GbE 4-port 331FLR Adapter
substitute
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMATSourcing: other
THIS PART SUBSTITUTES FOR 5
629133-001SUBSTITUTE
HP NIC 331FLR 1GbE 4-port PCI-E-2.0x4 Ethernet FlexibleLOM (Broadcom BCM5719) FIO
HPE
629135-B21SUBSTITUTE
HP NIC 331FLR 1GbE 4-port PCI-E-2.0x4 Ethernet FlexibleLOM (Broadcom BCM5719) FIO
HPE
629135-B22SUBSTITUTE
HP NIC 331FLR 1GbE 4-port PCI-E-2.0x4 Ethernet FlexibleLOM (Broadcom BCM5719) FIO
HPE
634025-001SUBSTITUTE
HP NIC 331FLR 1GbE 4-port PCI-E-2.0x4 Ethernet FlexibleLOM (Broadcom BCM5719) FIO
HPE
789897-001SUBSTITUTE
HP NIC 331FLR 1GbE 4-port PCI-E-2.0x4 Ethernet FlexibleLOM (Broadcom BCM5719) FIO
HPE
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FREQUENTLY ASKED QUESTIONS
What is 684208B21?
684208B21 is a HP 1GbE 4-port 331FLR Adapter manufactured by HP. It is classified as a ACCESSORY (ADAPTER).
What parts can replace 684208B21?
There are 7 known substitutes for 684208B21: 629135B21, 331FLR, 634025001 and 4 more. Substitute compatibility should be verified for your specific system.
Is 684208B21 still available?
684208B21 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: October 2026