Cornell-Dubilier Marketing · Electronic Components
381221M400A042
Capacitor, Fixed, Electrolytic
Part Number381221M400A042
ManufacturerCornell-Dubilier Marketing
AvailabilityAvailable to order — request a quote
Specifications
NSN5910-01-468-2999 (NSN)
Federal Item NameCAPACITOR,FIXED,ELECTROLYTIC
Federal Supply Class5910 — Capacitors
Tolerance Range Per Section-20.00 TO 20.00 PERCENT SINGLE SECTION
Body Length1.570 INCHES NOMINAL
Body StyleW/O MTG FACILITIES, TERMINAL(S) ON ONE END
Nonderated Continuous Voltage Rati400.0 DC SINGLE SECTION
Body Diameter1.380 INCHES NOMINAL
Nonderated Operating Temp-40.0 CELSIUS MINIMUM AND 105.0 CELSIUS MAXIMUM
Capacitive Electrode MaterialALUMINUM
Capacitance Value Per Section220.000 MICROFARADS SINGLE SECTION
ESD/EMICode A — ESD/EMI sensitive item
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is 381221M400A042 available?
We can source 381221M400A042 even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is 381221M400A042 by Cornell-Dubilier Marketing obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 381221M400A042 has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like 381221M400A042?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for 381221M400A042?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.