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1978818-47 — CAPACITOR,FIXED,GLASS DIELECTRIC

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

1978818-47: CAPACITOR,FIXED,GLASS DIELECTRIC.

CAPACITOR,FIXED,GLASS DIELECTRIC. Key specifications include material: GLASS CASE, body_style: W/O MTG FACILITIES, TERMINALS ON OPPOSITE SURFACES, body_width: 0.094 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN, body_height: 0.375 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN, body_length: 0.672 INCHES MINIMUM AND 0.797 INCHES MAXIMUM IN, terminal_length: 1.125 INCHES MINIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5910-00-474-6472, 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→ 1978818-47
NSN: 5910-00-474-6472
FSC: 5910 — Capacitors
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialGLASS CASE
body_styleW/O MTG FACILITIES, TERMINALS ON OPPOSITE SURFACES
body_width0.094 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
body_height0.375 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
body_length0.672 INCHES MINIMUM AND 0.797 INCHES MAXIMUM IN
terminal_length1.125 INCHES MINIMUM IN
terminal_diameter0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN
reliability_indicatorNOT ESTABLISHED
nonderated_operating_temp-55.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC
terminal_surface_treatmentSOLDER
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
tolerance_range_per_section-5.00 TO 5.00 PERCENT SINGLE SECTION
NSN5910-00-474-6472
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,GLASS DIELECTRIC TITLE COMPONENT PN 1978818-47 MFR CAPACITOR,FIXED,GLASS
KEY FEATURES
•
TERMINAL DIAMETER: 0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN
•
TEMP COEFFICIENT OF CAPACITANCE PER SECTION IN PPM PER DEG CELSIUS: 140.0 SINGLE SECTION
•
BODY STYLE: W/O MTG FACILITIES, TERMINALS ON OPPOSITE SURFACES
•
TOLERANCE RANGE PER SECTION: -5.00 TO 5.00 PERCENT SINGLE SECTION
•
NONDERATED OPERATING TEMP: -55.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC
•
TERMINAL SURFACE TREATMENT: SOLDER
•
TERMINAL LENGTH: 1.125 INCHES MINIMUM IN
•
BODY WIDTH: 0.094 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
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
TERMINAL DIAMETER0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN
TEMP COEFFICIENT OF CAPACITANCE PER SECTION IN PPM PER DEG CELSIUS140.0 SINGLE SECTION
BODY STYLEW/O MTG FACILITIES, TERMINALS ON OPPOSITE SURFACES
TOLERANCE RANGE PER SECTION-5.00 TO 5.00 PERCENT SINGLE SECTION
NONDERATED OPERATING TEMP-55.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC
TERMINAL SURFACE TREATMENTSOLDER
TERMINAL LENGTH1.125 INCHES MINIMUM IN
BODY WIDTH0.094 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
BODY HEIGHT0.375 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION500.0 DC SINGLE SECTION
SUBSTITUTES & CROSS-REFERENCES 1
CY20C182JSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1978818-47?
1978818-47 is a CAPACITOR,FIXED,GLASS DIELECTRIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1978818-47?
There is 1 known substitute for 1978818-47: CY20C182J. Substitute compatibility should be verified for your specific system.
What is the NSN for 1978818-47?
1978818-47 is cataloged in the U.S. Government catalog under NSN 5910-00-474-6472. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.