PartsTable
Technical Data Sheet
SMC502981 ✓ 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

CAPACITOR,FIXED,MICA DIELECTRIC. Key specifications include body_style: W/THD MTG HOLE(S)/STUD(S) TERMINALS ON ONE SURFACE, body_width: 1.875 INCHES NOMINAL IN, body_height: 0.500 INCHES NOMINAL IN, body_length: 2.251 INCHES NOMINAL IN, terminal_length: 2.000 INCHES NOMINAL IN, features_provided: HERMETICALLY SEALED CASE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-133-8594, 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 SMC502981
NSN: 5910-00-133-8594
FSC: 5910
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
body_styleW/THD MTG HOLE(S)/STUD(S) TERMINALS ON ONE SURFACE
body_width1.875 INCHES NOMINAL IN
body_height0.500 INCHES NOMINAL IN
body_length2.251 INCHES NOMINAL IN
terminal_length2.000 INCHES NOMINAL IN
section_quantity4
features_providedHERMETICALLY SEALED CASE
terminal_diameter0.064 INCHES NOMINAL IN
nominal_thread_size0.086 INCHES IN
reliability_indicatorNOT ESTABLISHED
nonderated_operating_temp-55.0 CELSIUS MINIMUM AND 150.0 CELSIUS MAXIMUM DEGC
terminal_surface_treatmentSOLDER
NSN5910-00-133-8594
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,MICA DIELECTRIC TITLE COMPONENT PN SMC502981 MFR CAPACITOR,FIXED,MICA D
KEY FEATURES
TERMINAL SURFACE TREATMENT: SOLDER
TERMINAL TYPE AND QUANTITY: 4 UNINSULATED WIRE LEAD
QUALITY FACTOR AT REFERENCE TEMP: 10000.0000
INSULATION RESISTANCE AT REFERENCE TEMP: 10000.0 MEGOHMS
HIGHEST FREQUENCY AT WHICH RF CURRENT RATING APPLIES IN KILOHERTZ: 30.0
LOWEST FREQUENCY AT WHICH RF CURRENT RATING APPLIES IN KILOHERTZ: 12.0
BODY STYLE: W/THD MTG HOLE(S)/STUD(S) TERMINALS ON ONE SURFACE
TOLERANCE RANGE PER SECTION: -2.00 TO 2.00 PERCENT 1ST SECTION AND -2.00 TO 2.00 PERCENT 2ND SECTION AND -1.00 TO 1.00 PERCENT 3RD SECTION AND -1.00 TO 1.00 PERCENT 4TH SECTION
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)
TERMINAL SURFACE TREATMENTSOLDER
TERMINAL TYPE AND QUANTITY4 UNINSULATED WIRE LEAD
QUALITY FACTOR AT REFERENCE TEMP10000.0000
INSULATION RESISTANCE AT REFERENCE TEMP10000.0 MEGOHMS
HIGHEST FREQUENCY AT WHICH RF CURRENT RATING APPLIES IN KILOHERTZ30.0
LOWEST FREQUENCY AT WHICH RF CURRENT RATING APPLIES IN KILOHERTZ12.0
BODY STYLEW/THD MTG HOLE(S)/STUD(S) TERMINALS ON ONE SURFACE
TOLERANCE RANGE PER SECTION-2.00 TO 2.00 PERCENT 1ST SECTION AND -2.00 TO 2.00 PERCENT 2ND SECTION AND -1.00 TO 1.00 PERCENT 3RD SECTION AND -1.00 TO 1.00 PERCENT 4TH SECTION
BODY HEIGHT0.500 INCHES NOMINAL IN
BODY WIDTH1.875 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
31628S7Interchangeable
interchangeable cross-reference
interchangeable
7744780Interchangeable
interchangeable cross-reference
interchangeable
KMP0108BInterchangeable
interchangeable cross-reference
interchangeable
23071Interchangeable
interchangeable cross-reference
interchangeable
S0534-MInterchangeable
interchangeable cross-reference
interchangeable
716-062518Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SMC502981?
SMC502981 is a CAPACITOR,FIXED,MICA DIELECTRIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace SMC502981?
There are 13 known substitutes for SMC502981: 31628S7, 7744780, KMP0108B and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SMC502981?
SMC502981 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-133-8594. This indicates validated use in U.S. government and defense supply chains.
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