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Technical Data Sheet
PartsTable / MEMORY / 255TM2
255TM2 ✓ Verified by PartsTable
— · 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

8 x 32GB RDIMM, 2400MT/s, Dual Rank, x4 Data Width. Key specifications include capacity: 13.0 TONS, material: PLASTIC, POLYETHYLENE (PP) OVERALL, base_width: 1.093 INCHES NOMINAL IN, body_width: 1.680 INCHES MAXIMUM IN, seat_angle: 37.0 DEGREES FIRST END, body_height: 1.460 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-231-8710, 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→ 255TM2
NSN: 3020-00-231-8710
FSC: 3020
CAGE: 57576 — INGERSOLL-RAND CO CONSTRUCTION EQUIPMENT GROUP (USA)
SPECIFICATIONS
capacity13.0 TONS
materialPLASTIC, POLYETHYLENE (PP) OVERALL
base_width1.093 INCHES NOMINAL IN
body_width1.680 INCHES MAXIMUM IN
seat_angle37.0 DEGREES FIRST END
body_height1.460 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
body_length1.860 INCHES MINIMUM AND 1.940 INCHES MAXIMUM IN
seat_radius2.205 INCHES NOMINAL IN
taper_length1.875 INCHES NOMINAL IN
thread_class3B FIRST END
overall_width2.250 INCHES NOMINAL IN
exterior_colorNATURAL
NSN3020-00-231-8710
COMPONENT DIAGRAM
ECC 32GB 2Rx4 PC4 — RDIMM OEM NOTCH ~133.35 mm DDR4 RDIMM | 32GB | — | PC4 Notch position = DDR4 generation | DDR3/DDR4/DDR5 physically incompatible RDIMM = Registered (servers) | LRDIMM = Load-Reduced | UDIMM = Unbuffered TITLE DDR4 RDIMM PN 255TM2 MFR OEM 32GB —
KEY FEATURES
•
32GB Capacity
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 21
9069Interchangeable
interchangeable cross-reference
interchangeable
1243112P1Interchangeable
interchangeable cross-reference
interchangeable
HE1040Interchangeable
interchangeable cross-reference
interchangeable
MIL-B-5423/14Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-5423/14Interchangeable
interchangeable cross-reference
interchangeable
GH511CY1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 255TM2?
255TM2 is a 8 x 32GB RDIMM, 2400MT/s, Dual Rank, x4 Data Width. It is classified as a MEMORY (RDIMM).
What parts can replace 255TM2?
There are 21 known substitutes for 255TM2: 9069, 1243112P1, HE1040 and 18 more. Substitute compatibility should be verified for your specific system.
Is 255TM2 still available?
255TM2 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026