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Technical Data Sheet
56-680 ✓ Verified by PartsTable
Tactic · NETWORK · 10GBE_NIC
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

Midsummer can always be celebrated with cake!. Key specifications include material: COPPER ALLOY OVERALL, thickness: 0.072 INCHES NOMINAL IN, hole_diameter: 0.630 INCHES NOMINAL IN, overall_diameter: 0.875 INCHES NOMINAL IN, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-454-3565, 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
NETWORK 10GBE_NIC 56-680
NSN: 5998-01-454-3565
FSC: 5998 — CIRCUIT CARD ASSEMBLY
CAGE: 08YX1 — L3 TECHNOLOGIES, INC. DBA L3 RCCS DIV RUGGEDIZED COMMAND & CONTROL SOLUTIONS (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
thickness0.072 INCHES NOMINAL IN
hole_diameter0.630 INCHES NOMINAL IN
overall_diameter0.875 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
end_item_identificationLCU
cross-sectional_shape_styleRECTANGULAR
NSN5998-01-454-3565
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 56-680 MFR Tactic CIRCUIT CARD ASSEMBLY
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONLCU
END ITEM IDENTIFICATIONLCU
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
52680Interchangeable
interchangeable cross-reference
interchangeable
56680Interchangeable
interchangeable cross-reference
interchangeable
9978000Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 56-680?
56-680 is a CIRCUIT CARD ASSEMBLY manufactured by Tactic. It is classified as a NETWORK (10GBE_NIC).
What parts can replace 56-680?
There are 3 known substitutes for 56-680: 52680, 56680, 9978000. Substitute compatibility should be verified for your specific system.
What is the NSN for 56-680?
56-680 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-454-3565. This indicates validated use in U.S. government and defense supply chains.
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