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Technical Data Sheet
509A6-12 ✓ 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 material: COPPER ALLOY OVERALL, swage_depth: 0.109 INCHES IN, overall_height: 0.421 INCHES IN, terminal_length: 0.281 INCHES IN, largest_diameter: 0.146 INCHES SINGLE END IN, overall_diameter: 0.188 INCHES IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5940-00-549-2738, 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
509A6-12
NSN: 5940-00-549-2738
FSC: 5940
CAGE: 94033 — CARDWELL CONDENSER CORP LAPOINTE-ADMIRAL DIV (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
swage_depth0.109 INCHES IN
overall_height0.421 INCHES IN
terminal_length0.281 INCHES IN
largest_diameter0.146 INCHES SINGLE END IN
overall_diameter0.188 INCHES IN
basic_shape_styleTUBULAR, ROUND
precious_materialSILVER
surface_treatmentSILVER OVERALL SINGLE LAYER
thru-hole_diameter0.079 INCHES IN
minor_bushing_length0.109 INCHES IN
mounting_method_styleSWAGE
NSN5940-00-549-2738
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN 509A6-12 MFR CAPACITOR,FIXED,ELECTR
KEY FEATURES
OVERALL DIAMETER: 0.188 INCHES IN
TERMINAL LENGTH: 0.281 INCHES IN
PRECIOUS MATERIAL AND LOCATION: O/A SINGLE LAYER SILVER
PRECIOUS MATERIAL AND WEIGHT: 0.040 SILVER GRAINS, TROY
MATERIAL: COPPER ALLOY OVERALL
SURFACE TREATMENT: SILVER OVERALL SINGLE LAYER
PRECIOUS MATERIAL: SILVER
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)
OVERALL HEIGHT0.421 INCHES IN
OVERALL DIAMETER0.188 INCHES IN
TERMINAL LENGTH0.281 INCHES IN
PRECIOUS MATERIAL AND LOCATIONO/A SINGLE LAYER SILVER
PRECIOUS MATERIAL AND WEIGHT0.040 SILVER GRAINS, TROY
MATERIALCOPPER ALLOY OVERALL
SURFACE TREATMENTSILVER OVERALL SINGLE LAYER
PRECIOUS MATERIALSILVER
SWAGE OUTSIDE DIAMETER0.112 INCHES IN
MOUNTING METHOD STYLESWAGE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
AN/ULQ-17MInterchangeable
interchangeable cross-reference
interchangeable
1200BInterchangeable
interchangeable cross-reference
interchangeable
5231-5Interchangeable
interchangeable cross-reference
interchangeable
009-304-0026Interchangeable
interchangeable cross-reference
interchangeable
444655Interchangeable
interchangeable cross-reference
interchangeable
WW-P-471ACBBCBInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 509A6-12?
509A6-12 is a CAPACITOR,FIXED,ELECTROLYTIC.
What parts can replace 509A6-12?
There are 25 known substitutes for 509A6-12: AN/ULQ-17M, 1200B, 5231-5 and 22 more. Substitute compatibility should be verified for your specific system.
Is 509A6-12 still available?
509A6-12 is currently cancelled.
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