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Technical Data Sheet
PartsTable / COMPONENT / 3-LD
3-LD ✓ Verified by PartsTable
— · 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

CAPACITOR,FIXED,PLASTIC DIELECTR. Key specifications include diameter: 2.375 INCHES NOMINAL IN, material: ALUMINUM, post_shape: ROUND, special_features: RUST RESISTANT CAST ALUMINUM FOR 2-1/2IN. ODPOST IN, style_designator: DOME.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5660-01-005-0680, 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-LD
NSN: 5660-01-005-0680
FSC: 5660
CAGE: 92458 — ROBERTSON WIRE PRODUCTS CO (USA)
SPECIFICATIONS
diameter2.375 INCHES NOMINAL IN
materialALUMINUM
post_shapeROUND
special_featuresRUST RESISTANT CAST ALUMINUM FOR 2-1/2IN. ODPOST IN
style_designatorDOME
NSN5660-01-005-0680
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,PLASTIC DIELECTR TITLE COMPONENT PN 3-LD MFR CAPACITOR,FIXED,PLASTI
KEY FEATURES
•
MATERIAL: ALUMINUM
•
DIAMETER: 2.375 INCHES NOMINAL IN
•
POST SHAPE: ROUND
•
STYLE DESIGNATOR: DOME
TYPICAL APPLICATIONS
  • RAID cache protection during power loss events
  • Write-back cache enablement for storage controllers
  • Enterprise server data integrity assurance
  • Hot-swap battery/capacitor replacement in production
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESRUST RESISTANT CAST ALUMINUM FOR 2-1/2IN. ODPOST IN
MATERIALALUMINUM
DIAMETER2.375 INCHES NOMINAL IN
POST SHAPEROUND
STYLE DESIGNATORDOME
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
128C640H02Interchangeable
interchangeable cross-reference
interchangeable
BC4Interchangeable
interchangeable cross-reference
interchangeable
10642-02Interchangeable
interchangeable cross-reference
interchangeable
P209Interchangeable
interchangeable cross-reference
interchangeable
57041Interchangeable
interchangeable cross-reference
interchangeable
1595505Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3-LD?
3-LD is a CAPACITOR,FIXED,PLASTIC DIELECTR.
What parts can replace 3-LD?
There are 18 known substitutes for 3-LD: 128C640H02, BC4, 10642-02 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3-LD?
3-LD is cataloged in the Federal Logistics Information System (FLIS) under NSN 5660-01-005-0680. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026