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Technical Data Sheet
B523331 ✓ 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,PAPER DIELECTRIC. Key specifications include body_width: 0.402 INCHES MAXIMUM IN, overall_width: 0.435 INCHES MAXIMUM IN, body_thickness: 0.150 INCHES MAXIMUM IN, overall_length: 0.530 INCHES MAXIMUM IN, terminal_length: 0.500 INCHES MINIMUM IN, style_designator: OVAL BODY, WIRE LEADS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5955-00-011-8840, 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
B523331
NSN: 5955-00-011-8840
FSC: 5955
CAGE: 16758 — GENERAL MOTORS CORP DELCO ELECTRONICS DIV (USA)
SPECIFICATIONS
body_width0.402 INCHES MAXIMUM IN
overall_width0.435 INCHES MAXIMUM IN
body_thickness0.150 INCHES MAXIMUM IN
overall_length0.530 INCHES MAXIMUM IN
terminal_length0.500 INCHES MINIMUM IN
style_designatorOVAL BODY, WIRE LEADS
circuit_resonanceANTIRESONANCE
overall_thickness0.183 INCHES MAXIMUM IN
terminal_diameter0.015 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN
drive_level_rating4.0 MILLIWATTS MINIMUM AND 6.0 MILLIWATTS MAXIMUM
mode_of_oscillationFUNDAMENTAL
specified_frequency10.254 MEGAHERTZ
NSN5955-00-011-8840
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,PAPER DIELECTRIC TITLE COMPONENT PN B523331 MFR CAPACITOR,FIXED,PAPER
KEY FEATURES
OVERALL THICKNESS: 0.183 INCHES MAXIMUM IN
LOAD CAPACITANCE IN PICOFARADS: 29.5 MINIMUM AND 30.5 MAXIMUM
OPERATING TEMP RANGE: -55.0 TO 105.0 CELSIUS DEGC
FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT: -0.005 TO 0.005
EQUIVALENT RESISTANCE VALUE IN OHMS: 25.0 MAXIMUM
STYLE DESIGNATOR: OVAL BODY, WIRE LEADS
DRIVE LEVEL RATING: 4.0 MILLIWATTS MINIMUM AND 6.0 MILLIWATTS MAXIMUM
SPECIFICATION/STANDARD DATA: 81349-MIL-C-3098/42 GOVERNMENT SPECIFICATION
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 THICKNESS0.183 INCHES MAXIMUM IN
LOAD CAPACITANCE IN PICOFARADS29.5 MINIMUM AND 30.5 MAXIMUM
OPERATING TEMP RANGE-55.0 TO 105.0 CELSIUS DEGC
FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT-0.005 TO 0.005
EQUIVALENT RESISTANCE VALUE IN OHMS25.0 MAXIMUM
STYLE DESIGNATOROVAL BODY, WIRE LEADS
DRIVE LEVEL RATING4.0 MILLIWATTS MINIMUM AND 6.0 MILLIWATTS MAXIMUM
SPECIFICATION/STANDARD DATA81349-MIL-C-3098/42 GOVERNMENT SPECIFICATION
CENTER TO CENTER DISTANCE BETWEEN TERMINALS0.184 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
TEST DATA DOCUMENT81349-MIL-C-3098 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
MIL-C-3098/42Interchangeable
Same NIIN cross-reference
interchangeable
CR64/U10M25400Interchangeable
Same NIIN cross-reference
interchangeable
SM-B-523331-1Interchangeable
Same NIIN cross-reference
interchangeable
MIL-PRF-3098/42Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B523331?
B523331 is a CAPACITOR,FIXED,PAPER DIELECTRIC.
What parts can replace B523331?
There are 4 known substitutes for B523331: MIL-C-3098/42, CR64/U10M25400, SM-B-523331-1 and 1 more. Substitute compatibility should be verified for your specific system.
Is B523331 still available?
B523331 is currently cancelled.
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