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A5581 — CAPACITOR ASSEMBLY

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

A5581: CAPACITOR ASSEMBLY.

The CAPACITOR ASSEMBLY is a the manufacturer cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include material: STEEL OVERALL, bore_style: PLAIN BOTH ENDS, overall_width: 0.275 INCHES NOMINAL IN, terminal_type: PIN, component_name: FIXED TANTALUM CAPACITOR; FIXED CERAMIC CAPACITOR, overall_height: 0.260 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-054-3643, 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
MRO→ MRO_GENERAL→ A5581
NSN: 3020-01-054-3643
NIINs: 010543643, 011172480, 011962408
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 08302 — PACCAR WINCH INC DBA PACCAR WINCH DIVISION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_stylePLAIN BOTH ENDS
overall_width0.275 INCHES NOMINAL IN
terminal_typePIN
component_nameFIXED TANTALUM CAPACITOR; FIXED CERAMIC CAPACITOR
overall_height0.260 INCHES NOMINAL IN
overall_length0.850 INCHES NOMINAL IN
teeth_quantity24
mounting_methodTERMINAL
capacitance_value15.0 MICROFARADS AND 0.1 MICROFARADS
terminal_quantity16
component_quantity8
NSN3020-01-054-3643
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR ASSEMBLY TITLE COMPONENT PN A5581 MFR CAPACITOR ASSEMBLY
KEY FEATURES
•
BORE NOMINAL DIAMETER: 1.125 INCHES BOTH ENDS IN
•
TEETH QUANTITY: 24
•
BORE STYLE: PLAIN BOTH ENDS
•
NOMINAL OUTSIDE DIAMETER: 2.125 INCHES IN
•
MATERIAL: STEEL OVERALL
•
FACE NOMINAL WIDTH: 0.750 INCHES IN
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
BORE NOMINAL DIAMETER1.125 INCHES BOTH ENDS IN
TEETH QUANTITY24
BORE STYLEPLAIN BOTH ENDS
NOMINAL OUTSIDE DIAMETER2.125 INCHES IN
MATERIALSTEEL OVERALL
FACE NOMINAL WIDTH0.750 INCHES IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A5581?
A5581 is a CAPACITOR ASSEMBLY. It is classified as a MRO (MRO_GENERAL).
What is the NSN for A5581?
A5581 is cataloged in the U.S. Government catalog under NSN 3020-01-054-3643. This indicates validated use in U.S. government and defense supply chains.
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