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7316671 ✓ Verified by PartsTable
SUN · MEMORY · RDIMM
WHAT YOU NEED TO KNOW
Memory is a hot market right now. DDR5 and DDR4 are extremely volatile with data centers driving availability to extreme lows. Always validate machine type and model. Remember: all RAM is Hynix, Samsung, or Micron underneath OEM labels — use that to find alternatives. Key checks: Check OEM alternatives — all RAM is Hynix/Samsung/Micron underneath. Double-check what you're quoting in volatile market.
HOT market — DDR5/DDR4 extremely volatile
PRODUCT OVERVIEW

SUN 16GB DDR4-2400 Registered DIMM, 2-Rank. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2590-01-675-2731, 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
MEMORY→ RDIMM→ 7316671
NSN: 2590-01-675-2731
FSC: 2590
CAGE: 8F033 — WILLINGTON NAMEPLATE INC. (USA)
SPECIFICATIONS
Part Number7316671
ManufacturerSUN
InterfaceDDR4
Capacity16GB
NSN2590-01-675-2731
COMPONENT DIAGRAM
ECC 16GB 2Rx4 PC4 — RDIMM SUN NOTCH ~133.35 mm DDR4 RDIMM | 16GB | — | PC4 Notch position = DDR4 generation | DDR3/DDR4/DDR5 physically incompatible RDIMM = Registered (servers) | LRDIMM = Load-Reduced | UDIMM = Unbuffered TITLE DDR4 RDIMM PN 7316671 MFR SUN 16GB —
KEY FEATURES
•
DDR4 Interface
•
16GB Capacity
•
DDR4 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 1
73166-71 REVInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7316671?
7316671 is a SUN 16GB DDR4-2400 Registered DIMM, 2-Rank manufactured by SUN. It is classified as a MEMORY (RDIMM).
What parts can replace 7316671?
There is 1 known substitute for 7316671: 73166-71 REV. Substitute compatibility should be verified for your specific system.
What is the NSN for 7316671?
7316671 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2590-01-675-2731. 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.
Last verified: July 2026