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4477 ✓ Verified by PartsTable
IBM · IT_GENERAL · ADP_COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

IBM 8GB (2x4GB) DDR2 Main Storage. Key specifications include head_style: FLAT, stem_style: GROOVED, head_height: 0.1560 INCHES MINIMUM AND 0.1710 INCHES MAXIMUM IN, neck_radius: 0.2500 INCHES NOMINAL IN, stem_length: 3.7795 INCHES MINIMUM AND 3.8045 INCHES MAXIMUM IN, groove_width: 0.0950 INCHES MINIMUM AND 0.1050 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-00-968-5513, 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
IT_GENERAL ADP_COMPONENT 4477
NSN: 5998-00-968-5513
FSC: 5998 — CIRCUIT CARD ASSEMBLY
CAGE: 06763 — WANG LABORATORIES INC (USA)
SPECIFICATIONS
head_styleFLAT
stem_styleGROOVED
head_height0.1560 INCHES MINIMUM AND 0.1710 INCHES MAXIMUM IN
neck_radius0.2500 INCHES NOMINAL IN
stem_length3.7795 INCHES MINIMUM AND 3.8045 INCHES MAXIMUM IN
groove_width0.0950 INCHES MINIMUM AND 0.1050 INCHES MAXIMUM IN
stem_diameter0.3080 INCHES MINIMUM AND 0.3090 INCHES MAXIMUM IN
chamfer_length0.0312 INCHES NOMINAL IN
groove_diameter0.2670 INCHES MINIMUM AND 0.2730 INCHES MAXIMUM IN
outside_diameter1.1200 INCHES MINIMUM AND 1.1300 INCHES MAXIMUM IN
seat_angle_in_deg45.0
carbon_relief_grooveNOT INCLUDED
NSN5998-00-968-5513
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: IBM CAP: 8GB IBM 8GB (2x4GB) DDR2 Main Storage TITLE COMPONENT PN 4477 MFR IBM IBM 8GB (2x4GB) DDR2 M
KEY FEATURES
8GB Capacity
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESCAPACITOR 9; PRINTED WIRING BOARD 1; RESISTOR 24; SEMICONDUCTOR DEVICE,DIODE 6; TRANSISTOR 6
OVERALL WIDTH2.688 INCHES NOMINAL IN
OVERALL HEIGHT0.575 INCHES NOMINAL IN
OVERALL LENGTH3.750 INCHES NOMINAL IN
SPECIAL FEATURESCAPACITOR 9; PRINTED WIRING BOARD 1; RESISTOR 24; SEMICONDUCTOR DEVICE,DIODE 6; TRANSISTOR 6
OVERALL WIDTH2.688 INCHES NOMINAL IN
OVERALL HEIGHT0.575 INCHES NOMINAL IN
OVERALL LENGTH3.750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
27213Interchangeable
interchangeable cross-reference
interchangeable
J1403Interchangeable
interchangeable cross-reference
interchangeable
184-5Interchangeable
interchangeable cross-reference
interchangeable
4477Interchangeable
IBM 8GB (2x4GB) DDR2 Main Storage
interchangeable
AE77NInterchangeable
interchangeable cross-reference
interchangeable
1630L19-002Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4477?
4477 is a IBM 8GB (2x4GB) DDR2 Main Storage manufactured by IBM. It is classified as a IT_GENERAL (ADP_COMPONENT).
What parts can replace 4477?
There are 17 known substitutes for 4477: 27213, J1403, 184-5 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4477?
4477 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-00-968-5513. This indicates validated use in U.S. government and defense supply chains.
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