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Technical Data Sheet
PartsTable / NETWORK / 203772
203772 ✓ 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 material: STEEL CASE, case_style: SQUARE, seal_width: 0.500 INCHES NOMINAL IN, overall_width: 2.562 INCHES NOMINAL IN, overall_height: 0.438 INCHES NOMINAL IN, overall_length: 3.875 INCHES NOMINAL 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 5998-00-520-2576, 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→ 203772
NSN: 5998-00-520-2576
FSC: 5998 — CIRCUIT CARD ASSEMBLY
CAGE: 62143 — NORTHERN TELECOM INC TELECOM DISTRIBUTION DIV (USA)
SPECIFICATIONS
materialSTEEL CASE
case_styleSQUARE
seal_width0.500 INCHES NOMINAL IN
overall_width2.562 INCHES NOMINAL IN
overall_height0.438 INCHES NOMINAL IN
overall_length3.875 INCHES NOMINAL IN
special_featuresCAPACITOR 9; DIODE 3; INTEGRATED CIRCUIT 4; PAD 3; PRINTED WIRING BOARD 1; RESISTOR 23; TRANSISTOR 3
housing_bore_diameter6.126 INCHES NOMINAL IN
sealing_element_styleVERTICAL
media_for_which_designedOIL, HYDRAULIC SINGLE RESPONSE
accommodated_shaft_diameter4.250 INCHES NOMINAL IN
material_document_and_classificationSYNTECH,CAGEC 01212 MFR REF SINGLE MATERIAL RESPONSE SEALING ELEMENT B
NSN5998-00-520-2576
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 203772 MFR OEM CIRCUIT CARD ASSEMBLY
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH2.562 INCHES NOMINAL IN
SPECIAL FEATURESCAPACITOR 9; DIODE 3; INTEGRATED CIRCUIT 4; PAD 3; PRINTED WIRING BOARD 1; RESISTOR 23; TRANSISTOR 3
OVERALL LENGTH3.875 INCHES NOMINAL IN
OVERALL HEIGHT0.438 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; TRANSISTOR 3
OVERALL LENGTH3.875 INCHES NOMINAL IN
OVERALL HEIGHT0.438 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
203772Interchangeable
interchangeable cross-reference
interchangeable
1218-123Interchangeable
interchangeable cross-reference
interchangeable
417518Interchangeable
interchangeable cross-reference
interchangeable
202890Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 203772?
203772 is a CIRCUIT CARD ASSEMBLY. It is classified as a NETWORK (10GBE_NIC).
What parts can replace 203772?
There are 4 known substitutes for 203772: 203772, 1218-123, 417518 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 203772?
203772 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-00-520-2576. 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