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218103 ✓ Verified by PartsTable
— · COMPONENT
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 MICROCIRCUIT,MEMORY is a the manufacturer memory module engineered for enterprise server and workstation platforms requiring validated, high-reliability memory. Key specifications include eye_style: REGULAR ROUND EYE, sterility: STERILE, foldability: FOLDABLE, point_style: ROUND TAPER, mounting_type: METAL FRAME, overall_width: 60.000 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 1680-00-400-0283, 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
218103
NSN: 1680-00-400-0283
FSC: 1680
CAGE: 83326 — SAFE FLIGHT INSTRUMENT, LLC (USA)
SPECIFICATIONS
eye_styleREGULAR ROUND EYE
sterilitySTERILE
foldabilityFOLDABLE
point_styleROUND TAPER
mounting_typeMETAL FRAME
overall_width60.000 INCHES NOMINAL IN
overall_height47.000 INCHES NOMINAL IN
size_designator3
special_features50 LBS SHIPPING WEIGHT; IMAGE AREA 43" X 56" LBS
style_designator1/2 CIRCLE
features_providedPROGRAMMED
surface_treatmentPASSIVATE OVERALL
NSN1680-00-400-0283
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,MEMORY TITLE COMPONENT PN 218103 MFR MICROCIRCUIT,MEMORY
TYPICAL APPLICATIONS
  • Server memory expansion for virtualization workloads
  • Database performance optimization (in-memory computing)
  • VDI and remote desktop session hosting
  • High-performance computing (HPC) clusters
  • Mail server and collaboration platform scaling
  • Application server tier expansion
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONU/O NUMBER 4C91001-101A SHAKER ASSEMBLY CONTROL COLUMN PILOT-C5 AIRCRAFT A
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
2181-3Interchangeable
interchangeable cross-reference
interchangeable
218103Interchangeable
interchangeable cross-reference
interchangeable
D27C256-1Interchangeable
interchangeable cross-reference
interchangeable
ROM/PROMInterchangeable
interchangeable cross-reference
interchangeable
44-129-1Interchangeable
interchangeable cross-reference
interchangeable
218103-NTSCInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 218103?
218103 is a MICROCIRCUIT,MEMORY.
What parts can replace 218103?
There are 6 known substitutes for 218103: 2181-3, 218103, D27C256-1 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 218103?
218103 is cataloged in the Federal Logistics Information System (FLIS) under NSN 1680-00-400-0283. 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