PartsTable
Technical Data Sheet
Download PDF

4169 — IBM 256MB Sdram Dimm, 168PIN

✓ Government record, cited
IBM · MEMORY · RDIMM
PRODUCT OVERVIEW
IBM 256MB SDRAM DIMM, 168Pin

4169: IBM 256MB Sdram Dimm, 168PIN.

This deluxe beading set is a jewelry designer's dream! The wooden sorting tray comes stocked with 8 multicolored cords that can be cut to the size you choose -- necklace bracelet, or anklet -- and 220 handcrafted heart flower, and butterfly beads with an array of lovely design details. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-142-2881, 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→ 4169
NSN: 4820-00-142-2881
NIINs: 001422881, 002983911, 003946475, 004079165, 004450864, 011205897, 011456302, 011515443, 016194616, 016553995
FSC: 4820 — Valves, Nonpowered
CAGE: 16062 — M.T. DAVIDSON COMPANY (USA)
SPECIFICATIONS
Part Number4169
ManufacturerIBM
Capacity256MB
NSN4820-00-142-2881
COMPONENT DIAGRAM
ECC 256MB 2Rx4 PC4 — RDIMM IBM NOTCH ~133.35 mm DDR4 RDIMM | 256MB | — | PC4 Notch position = DDR4 generation | DDR3/DDR4/DDR5 physically incompatible RDIMM = Registered (servers) | LRDIMM = Load-Reduced | UDIMM = Unbuffered TITLE DDR4 RDIMM PN 4169 MFR IBM 256MB —
KEY FEATURES
•
256MB Capacity
•
OUTSIDE DIAMETER: 4.000 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN
•
INSIDE DIAMETER: 0.781 INCHES NOMINAL IN
•
MEDIA FOR WHICH DESIGNED: WATER, FRESH
•
MATERIAL: RUBBER CHLOROPRENE CLASS CR
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
OVERALL HEIGHT0.750 INCHES NOMINAL IN
OUTSIDE DIAMETER4.000 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN
INSIDE DIAMETER0.781 INCHES NOMINAL IN
MEDIA FOR WHICH DESIGNEDWATER, FRESH
MATERIALRUBBER CHLOROPRENE CLASS CR
SUBSTITUTES & CROSS-REFERENCES 5
68Reference document
Same NSN cross-reference
Reference document — Secondary reference
CL55-S47-8Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
G-98Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
HB52R329E2BB6FSubstituteBROKER-VERIFIED
Epilda 256MB SDRAM DIMM, 168Pin
substitute
29L3302SubstituteBROKER-VERIFIED
IBM 256MB Sdram Dimm, 168PIN
substitute
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy 4169?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 4169?
4169 is a IBM 256MB Sdram Dimm, 168PIN manufactured by IBM. It is classified as a MEMORY (RDIMM).
What parts can replace 4169?
There are 5 known substitutes for 4169: 68, CL55-S47-8, G-98 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4169?
4169 is cataloged in the U.S. Government catalog under NSN 4820-00-142-2881. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 4169

✓ 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.