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Technical Data Sheet
408690 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
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 unit_type: COAXIAL LINE, design_type: BIDIRECTIONAL, overall_width: 1.780 INCHES NOMINAL IN, overall_height: 1.000 INCHES NOMINAL IN, overall_length: 3.700 INCHES NOMINAL IN, reliability_indicator: NOT ESTABLISHED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 1270-00-757-6005, 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 408690
NSN: 1270-00-757-6005
FSC: 1270
CAGE: 82577 — RAYTHEON COMPANY DBA RAYTHEON (USA)
SPECIFICATIONS
unit_typeCOAXIAL LINE
design_typeBIDIRECTIONAL
overall_width1.780 INCHES NOMINAL IN
overall_height1.000 INCHES NOMINAL IN
overall_length3.700 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
radio_frequency_rating108.0 MEGAHERTZ MINIMUM AND 118.0 MEGAHERTZ MAXIMUM
tolerance_range_per_section-20.00 TO 20.00 PERCENT SINGLE SECTION
schematic_diagram_designatorNO COMMON OR GROUNDED ELECTRODE(S)
capacitance_value_per_section0.330 MICROFARADS SINGLE SECTION
capacitive_electrode_materialTANTALUM
nonderated_continuous_voltage_rating_and_type_per_section35.0 DC SINGLE SECTION
NSN1270-00-757-6005
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN 408690 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 4
408690Interchangeable
interchangeable cross-reference
interchangeable
4151-140Interchangeable
interchangeable cross-reference
interchangeable
2498-00-257Interchangeable
interchangeable cross-reference
interchangeable
2498-00-257 PC 13Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 408690?
408690 is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace 408690?
There are 4 known substitutes for 408690: 408690, 4151-140, 2498-00-257 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 408690?
408690 is cataloged in the Federal Logistics Information System (FLIS) under NSN 1270-00-757-6005. This indicates validated use in U.S. government and defense supply chains.
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