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PartsTable / COMPONENT / MIL-PRF-19978/20
MIL-PRF-19978/20 ✓ 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 MIL-PRF-19978/20 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-621-8975, 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
MIL-PRF-19978/20
NSN: 5910-00-621-8975
FSC: 5910
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberMIL-PRF-19978/20
NSN5910-00-621-8975
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MIL-PRF-19978/20 TITLE COMPONENT PN MIL-PRF-19978/20 MFR MIL-PRF-19978/20
KEY FEATURES
•
INTERNAL ELECTRICAL CONNECTION TYPE: EXTENDED FOIL
•
FEATURES PROVIDED: HERMETICALLY SEALED CASE
•
CAPACITANCE VALUE PER SECTION: 1.000 MICROFARADS SINGLE SECTION
•
INSULATION RESISTANCE AT MAXIMUM OPERATING TEMP: 20.0 MEGOHM-MICROFARADS
•
NONDERATED OPERATING TEMP: -65.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC
•
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION: 200.0 DC SINGLE SECTION
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BODY DIAMETER: 0.670 INCHES NOMINAL IN
•
TOLERANCE RANGE PER SECTION: -10.00 TO 10.00 PERCENT SINGLE SECTION
TECHNICAL CHARACTERISTICS (FLIS)
INTERNAL ELECTRICAL CONNECTION TYPEEXTENDED FOIL
FEATURES PROVIDEDHERMETICALLY SEALED CASE
CAPACITANCE VALUE PER SECTION1.000 MICROFARADS SINGLE SECTION
INSULATION RESISTANCE AT MAXIMUM OPERATING TEMP20.0 MEGOHM-MICROFARADS
NONDERATED OPERATING TEMP-65.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION200.0 DC SINGLE SECTION
BODY DIAMETER0.670 INCHES NOMINAL IN
TOLERANCE RANGE PER SECTION-10.00 TO 10.00 PERCENT SINGLE SECTION
MOUNTING FACILITY TYPE AND QUANTITY1 UNTHREADED MOUNTING HOLES
TERMINAL LENGTH1.625 INCHES MINIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
CQ10A3KC105K3Interchangeable
Same NIIN cross-reference
interchangeable
CP10A3EB105MInterchangeable
Same NIIN cross-reference
interchangeable
MIL-C-19978/20Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-PRF-19978/20?
MIL-PRF-19978/20 is a MIL-PRF-19978/20.
What parts can replace MIL-PRF-19978/20?
There are 3 known substitutes for MIL-PRF-19978/20: CQ10A3KC105K3, CP10A3EB105M, MIL-C-19978/20. Substitute compatibility should be verified for your specific system.
Is MIL-PRF-19978/20 still available?
MIL-PRF-19978/20 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