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PartsTable / COMPONENT / 1490A-45-5
1490A-45-5 ✓ 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

The CAPACITOR,FIXED,ELECTROLYTIC 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 diameter: 0.056 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN, material: STEEL OVERALL, end_style: 90 DEGREE PARALLEL, point_type: EXTENDED PRONG SQUARE CUT, ring_style: STRAIGHT GAP, usage_design: INTERNAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5940-01-500-6486, 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
1490A-45-5
NSN: 5940-01-500-6486
FSC: 5940
CAGE: 27494 — STAFFALL, INC. DBA STAFFALL INC (USA)
SPECIFICATIONS
diameter0.056 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN
materialSTEEL OVERALL
end_style90 DEGREE PARALLEL
point_typeEXTENDED PRONG SQUARE CUT
ring_styleSTRAIGHT GAP
usage_designINTERNAL
end_conditionTHREADED
inside_length2.125 INCHES MINIMUM AND 2.375 INCHES MAXIMUM IN
opening_width0.688 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN
inside_diameter2.524 INCHES NOMINAL IN
major_thickness0.250 INCHES NOMINAL IN
outside_diameter2.594 INCHES NOMINAL IN
NSN5940-01-500-6486
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN 1490A-45-5 MFR CAPACITOR,FIXED,ELECTR
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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
PS70087-1Interchangeable
interchangeable cross-reference
interchangeable
PIA-H-7195Interchangeable
interchangeable cross-reference
interchangeable
MS70087-1Interchangeable
interchangeable cross-reference
interchangeable
205039-000Interchangeable
interchangeable cross-reference
interchangeable
205039Interchangeable
interchangeable cross-reference
interchangeable
WWS 54003-3500Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1490A-45-5?
1490A-45-5 is a CAPACITOR,FIXED,ELECTROLYTIC.
What parts can replace 1490A-45-5?
There are 15 known substitutes for 1490A-45-5: PS70087-1, PIA-H-7195, MS70087-1 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1490A-45-5?
1490A-45-5 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5940-01-500-6486. 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