PartsTable
Technical Data Sheet
3.1M ✓ Verified by PartsTable
· SERVER 2U
WHAT YOU NEED TO KNOW
CTO = bare chassis: no CPU, no RAM, no disks — configure everything SFF chassis = 2.5" bays | LFF chassis = 3.5" bays
Rail kit included? Usually sold separately.
PRODUCT OVERVIEW

The 3.1M 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 7021-01-717-0557, 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
3.1M
NSN: 7021-01-717-0557
FSC: 7021 — COMPUTER,DIGITAL
CAGE: FAA12 — COMPUTACENTER FRANCE (FRA)
SPECIFICATIONS
Part Number3.1M
NSN7021-01-717-0557
COMPONENT DIAGRAM
OEM BAY 0 BAY 1 BAY 2 BAY 3 BAY 4 BAY 5 BAY 6 BAY 7 FAN PSU 1 800W PSU 2 800W iLO / BMC | 4x1GbE | VGA | USB | PCIe RISERS 19" RACK WIDTH | 2U HEIGHT (88mm) OEM 2U RACK SERVER | Gen10 | 8x SFF BAYS | REDUNDANT PSU CTO = bare chassis (no CPU/RAM/disk) | SFF = 2.5" bays | LFF = 3.5" bays TITLE 2U SERVER PN 3.1M MFR OEM Gen10 RACK SERVER
TECHNICAL CHARACTERISTICS (FLIS)
PART NAME ASSIGNED BY CONTROLLING AGENCYMOBILE WORKSTATION PC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
31MInterchangeable
interchangeable cross-reference
interchangeable
24CInterchangeable
interchangeable cross-reference
interchangeable
975.44.21.201Interchangeable
interchangeable cross-reference
interchangeable
GS-550-310-EInterchangeable
interchangeable cross-reference
interchangeable
SYSTEM II REF 31Interchangeable
interchangeable cross-reference
interchangeable
609L5AVInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3.1M?
3.1M is a 3.1M.
What parts can replace 3.1M?
There are 6 known substitutes for 3.1M: 31M, 24C, 975.44.21.201 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3.1M?
3.1M is cataloged in the Federal Logistics Information System (FLIS) under NSN 7021-01-717-0557. This indicates validated use in U.S. government and defense supply chains.
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