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72031 ✓ 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,MICA DIELECTRIC. Key specifications include material: STEEL CORROSION RESISTING, base_style: DOUBLE CONTACT BAYONET CANDELABRA INDEXING, bulb_style: S (STRAIGHT SIDE), timer_type: ELECTRICAL, control_type: AUTOMATIC, current_type: DC. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6645-00-115-3204, 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
72031
NSN: 6645-00-115-3204
FSC: 6645
CAGE: 00701 — LAKE SHORE ELECTRIC CORPORATION (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
base_styleDOUBLE CONTACT BAYONET CANDELABRA INDEXING
bulb_styleS (STRAIGHT SIDE)
timer_typeELECTRICAL
control_typeAUTOMATIC
current_typeDC
overall_depth5.750 INCHES NOMINAL IN
overall_width1.000 INCHES NOMINAL IN
overall_height3.062 INCHES NOMINAL IN
overall_length3.000 INCHES NOMINAL IN
voltage_rating12.800 VOLTS NOMINAL AND 14.000 VOLTS NOMINAL
wattage_rating23.040 WATTS AND 8.260 WATTS
NSN6645-00-115-3204
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,MICA DIELECTRIC TITLE COMPONENT PN 72031 MFR CAPACITOR,FIXED,MICA D
KEY FEATURES
•
VOLTAGE IN VOLTS: 20.0 OR 30.0
•
MOUNTING METHOD: PLUG-IN
•
FSC APPLICATION DATA: SWITCHING UNIT,POWER TRANSFER,PART NO. 07558SPM AND MODEL TD-1,SIGNAL GENERATOR
•
CURRENT TYPE: DC
•
CONTROL TYPE: AUTOMATIC
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 WIDTH4.125 INCHES NOMINAL IN
VOLTAGE IN VOLTS20.0 OR 30.0
MOUNTING METHODPLUG-IN
FSC APPLICATION DATASWITCHING UNIT,POWER TRANSFER,PART NO. 07558SPM AND MODEL TD-1,SIGNAL GENERATOR
OVERALL DEPTH5.750 INCHES NOMINAL IN
OVERALL HEIGHT3.062 INCHES NOMINAL IN
CURRENT TYPEDC
CONTROL TYPEAUTOMATIC
TIMER TYPEELECTRICAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
18-151Interchangeable
interchangeable cross-reference
interchangeable
531-231-015Interchangeable
interchangeable cross-reference
interchangeable
1-015-1134Interchangeable
interchangeable cross-reference
interchangeable
PL1034Interchangeable
interchangeable cross-reference
interchangeable
424MBR2Interchangeable
interchangeable cross-reference
interchangeable
B6A13465AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 72031?
72031 is a CAPACITOR,FIXED,MICA DIELECTRIC.
What parts can replace 72031?
There are 12 known substitutes for 72031: 18-151, 531-231-015, 1-015-1134 and 9 more. Substitute compatibility should be verified for your specific system.
Is 72031 still available?
72031 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026