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Technical Data Sheet
PartsTable / COMPONENT / 639727-06
639727-06 ✓ 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 features_provided: PROGRAMMED, memory_device_type: PROM, end_item_identification: USED ON: B2 ART, part_name_assigned_by_controlling_agency: IC,PROM,MICROCODE LSH. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-385-1576, 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
639727-06
NSN: 5962-01-385-1576
FSC: 5962
CAGE: 07690 — BAE SYSTEMS CONTROLS INC (USA)
SPECIFICATIONS
features_providedPROGRAMMED
memory_device_typePROM
end_item_identificationUSED ON: B2 ART
part_name_assigned_by_controlling_agencyIC,PROM,MICROCODE LSH
NSN5962-01-385-1576
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,MEMORY TITLE COMPONENT PN 639727-06 MFR MICROCIRCUIT,MEMORY
KEY FEATURES
•
MEMORY DEVICE TYPE: PROM
•
FEATURES PROVIDED: PROGRAMMED
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 IDENTIFICATIONUSED ON: B2 ART
MEMORY DEVICE TYPEPROM
FEATURES PROVIDEDPROGRAMMED
PART NAME ASSIGNED BY CONTROLLING AGENCYIC,PROM,MICROCODE LSH
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
639739-04Interchangeable
interchangeable cross-reference
interchangeable
MM636739-04Interchangeable
interchangeable cross-reference
interchangeable
AM27S291A/BLAInterchangeable
interchangeable cross-reference
interchangeable
636725-03Interchangeable
interchangeable cross-reference
interchangeable
ROM/PROMInterchangeable
interchangeable cross-reference
interchangeable
ROM/PROM FAMILY 244Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 639727-06?
639727-06 is a MICROCIRCUIT,MEMORY.
What parts can replace 639727-06?
There are 20 known substitutes for 639727-06: 639739-04, MM636739-04, AM27S291A/BLA and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 639727-06?
639727-06 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-385-1576. 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