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Technical Data Sheet
PartsTable / MRO / CU1878U
CU1878U ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The NETWORK,IMPEDANCE MATCHING 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 5915-00-238-9426, 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
MRO→ MRO_GENERAL→ CU1878U
NSN: 5915-00-238-9426
FSC: 5915
CAGE: 80058 — JOINT ELECTRONICS TYPE DESIGNATION SYSTEM (USA)
SPECIFICATIONS
Part NumberCU1878U
NSN5915-00-238-9426
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available NETWORK,IMPEDANCE MATCHING TITLE COMPONENT PN CU1878U MFR NETWORK,IMPEDANCE MATC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
121019R82A8-8INInterchangeable
interchangeable cross-reference
interchangeable
G800014-3Interchangeable
interchangeable cross-reference
interchangeable
69452Interchangeable
interchangeable cross-reference
interchangeable
192-454Interchangeable
Same NIIN cross-reference
interchangeable
ZM16Interchangeable
Same NIIN cross-reference
interchangeable
5915PL1049237Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CU1878U?
CU1878U is a NETWORK,IMPEDANCE MATCHING. It is classified as a MRO (MRO_GENERAL).
What parts can replace CU1878U?
There are 6 known substitutes for CU1878U: 121019R82A8-8IN, G800014-3, 69452 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CU1878U?
CU1878U is cataloged in the Federal Logistics Information System (FLIS) under NSN 5915-00-238-9426. 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