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850881001 — HP 32GB (1x32gb) 2Rx4 Pc4-21300V-R DDR4-2666MHZ RDIMM

✓ Government record, cited
HP · MEMORY · RDIMM
PRODUCT OVERVIEW
HP 32GB (1x32GB) 2RX4 PC4-21300V-R DDR4-2666MHZ RDIMM

850881001: HP 32GB (1x32gb) 2Rx4 Pc4-21300V-R DDR4-2666MHZ RDIMM.

HP 32GB (1x32GB) 2RX4 PC4-21300V-R DDR4-2666MHZ RDIMM. This part is cataloged in the U.S. Government catalog under NSN 5962-01-719-0841, 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→ 850881001
NSN: 5962-01-719-0841
FSC: 5962 — Microcircuits, Electronic
CAGE: 28480 — HEWLETT-PACKARD COMPANY DBA HP (USA)
SPECIFICATIONS
Part Number850881001
ManufacturerHP
InterfaceDDR4
Capacity32GB
Speed2666MHz
NSN5962-01-719-0841
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COMPONENT DIAGRAM
ECC 32GB 2Rx4 PC4 2666MHz RDIMM HP NOTCH ~133.35 mm DDR4 RDIMM | 32GB | 2666MHz | PC4 Notch position = DDR4 generation | DDR3/DDR4/DDR5 physically incompatible RDIMM = Registered (servers) | LRDIMM = Load-Reduced | UDIMM = Unbuffered TITLE DDR4 RDIMM PN 850881001 MFR HP 32GB 2666MHz
KEY FEATURES
•
DDR4 Interface
•
32GB Capacity
•
2666MHz Speed
•
DDR4 RDIMM
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
SPECIAL FEATURESREGISTERED SDRAM;OPERATED IN A DDR4 MODE;PACKAGED IN A DIMM;ORGANIZED AS 4G X 72 G
PART NAME ASSIGNED BY CONTROLLING AGENCYMICROCIRCUIT,MEMORY
OTHER ITEMS IN FSC 5962 — Microcircuits, Electronic
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5962-00-001-1861 5962-00-001-1901 5962-00-001-1902 5962-00-001-1905 5962-00-001-1906 5962-00-001-1907 5962-00-001-1908 5962-00-001-1909
SUBSTITUTES & CROSS-REFERENCES 12
815100B21SubstituteBROKER-VERIFIED
HP 32GB (1x32gb) 2Rx4 Pc4-21300V-R DDR4-2666MHZ RDIMM
substitute
1XD86AACompatiblePARTNER
HP 32GB PC4-2666V-R ECC Reg Dr X4 Cas-19 Dimm - Intel - WS
compatible
1XD86ATCompatiblePARTNER
HP 32GB PC4-2666V-R ECC Reg Dr X4 Cas-19 Dimm - Intel - WS
compatible
815100-H21CompatiblePARTNER
HP 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 DIMM - Intel - G10
compatible
815100-K21CompatiblePARTNER
HP 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 DIMM - Intel - G10
compatible
815100-X21CompatiblePARTNER
HP 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 DIMM - Intel - G10
compatible
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
THIS PART SUBSTITUTES FOR 20
880841-B21SUBSTITUTE
HP 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 DIMM - Intel - G10
HPE
882361-091SUBSTITUTE
HP 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 DIMM - Intel - G10
HPE
882448-001SUBSTITUTE
HP 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 DIMM - Intel - G10
HPE
L09276-001SUBSTITUTE
HP 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 DIMM - Intel - G10
HPE
L09286-850SUBSTITUTE
HP 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 DIMM - Intel - G10
HPE
L12129-001SUBSTITUTE
HP 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 DIMM - Intel - G10
HPE
L42293-001SUBSTITUTE
HP 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 DIMM - Intel - G10
HPE
P00602-001SUBSTITUTE
HP 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 DIMM - Intel - G10
HPE
P02892-B21SUBSTITUTE
HP 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 DIMM - Intel - G10
HPE
P04177-001SUBSTITUTE
HP 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 DIMM - Intel - G10
HPE
P05590-B21SUBSTITUTE
HP 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 DIMM - Intel - G10
HPE
P05590-X21SUBSTITUTE
HP 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 DIMM - Intel - G10
HPE
P06185-001SUBSTITUTE
HP 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 DIMM - Intel - G10
HPE
P13627-001SUBSTITUTE
HP 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 DIMM - Intel - G10
HPE
P18445-B21SUBSTITUTE
HP 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 DIMM - Intel - G10
HPE
P26140-001SUBSTITUTE
HP 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 DIMM - Intel - G10
HPE
P28221-B21SUBSTITUTE
HP 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 DIMM - Intel - G10
HPE
Q1V92ASUBSTITUTE
HP 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 DIMM - Intel - G10
HPE
Q2D32ASUBSTITUTE
HP 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 DIMM - Intel - G10
HPE
1XD86AASUBSTITUTE
HP 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 DIMM - Intel - G10
HPE
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FREQUENTLY ASKED QUESTIONS
What is 850881001?
850881001 is a HP 32GB (1x32gb) 2Rx4 Pc4-21300V-R DDR4-2666MHZ RDIMM manufactured by HP. It is classified as a MEMORY (RDIMM).
What parts can replace 850881001?
There are 12 known substitutes for 850881001: 815100B21, 1XD86AA, 1XD86AT and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 850881001?
850881001 is cataloged in the U.S. Government catalog under NSN 5962-01-719-0841. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.