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Technical Data Sheet
203740 ✓ Verified by PartsTable
· 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

The CIRCUIT CARD ASSEMBLY is a the manufacturer industrial component. Key specifications include width: 3.807 INCHES MINIMUM AND 3.812 INCHES MAXIMUM IN, length: 4.125 INCHES NOMINAL IN, material: STEEL OVERALL, bore_shape: STRAIGHT, ear_radius: 0.344 INCHES NOMINAL IN, body_radius: 3.807 INCHES MINIMUM AND 3.812 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-00-520-2577, 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 203740
NSN: 5998-00-520-2577
FSC: 5998 — CIRCUIT CARD ASSEMBLY
CAGE: 62143 — NORTHERN TELECOM INC TELECOM DISTRIBUTION DIV (USA)
SPECIFICATIONS
width3.807 INCHES MINIMUM AND 3.812 INCHES MAXIMUM IN
length4.125 INCHES NOMINAL IN
materialSTEEL OVERALL
bore_shapeSTRAIGHT
ear_radius0.344 INCHES NOMINAL IN
body_radius3.807 INCHES MINIMUM AND 3.812 INCHES MAXIMUM IN
bore_diameter30.0 MILLIMETERS NOMINAL MM
hole_diameter0.344 INCHES MINIMUM AND 0.348 INCHES MAXIMUM IN
overall_width2.562 INCHES NOMINAL IN
body_thickness0.188 INCHES NOMINAL IN
load_directionRADIAL
overall_height0.395 INCHES NOMINAL IN
NSN5998-00-520-2577
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 203740 MFR OEM CIRCUIT CARD ASSEMBLY
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL HEIGHT0.395 INCHES NOMINAL IN
OVERALL LENGTH3.875 INCHES NOMINAL IN
OVERALL WIDTH2.562 INCHES NOMINAL IN
SPECIAL FEATURESCAPACITOR 9; DIODE 3; INTEGRATED CIRCUIT 4; PAD 3; PRINTED WIRING BOARD 1; RESISTOR 23; TRANSIST0R 3
OVERALL HEIGHT0.395 INCHES NOMINAL IN
OVERALL LENGTH3.875 INCHES NOMINAL IN
OVERALL WIDTH2.562 INCHES NOMINAL IN
SPECIAL FEATURESCAPACITOR 9; DIODE 3; INTEGRATED CIRCUIT 4; PAD 3; PRINTED WIRING BOARD 1; RESISTOR 23; TRANSIST0R 3
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
203740Interchangeable
interchangeable cross-reference
interchangeable
397811Interchangeable
interchangeable cross-reference
interchangeable
S1714Interchangeable
interchangeable cross-reference
interchangeable
150553Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 203740?
203740 is a CIRCUIT CARD ASSEMBLY. It is classified as a NETWORK (10GBE_NIC).
What parts can replace 203740?
There are 4 known substitutes for 203740: 203740, 397811, S1714 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 203740?
203740 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-00-520-2577. This indicates validated use in U.S. government and defense supply chains.
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