MIL-SPEC · Electronic Components
CM55E621J
Capacitor, Fixed, Mica Dielectric
Part NumberCM55E621J
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5910-00-643-8900 (NSN)
Federal Item NameCAPACITOR,FIXED,MICA DIELECTRIC
Federal Supply Class5910 — Capacitors
Capacitance Value Per Section620.000 PICOFARADS SINGLE SECTION
Tolerance Range Per Section-5.00 TO 5.00 PERCENT SINGLE SECTION
Body Height0.469 INCHES NOMINAL
Insulation Resistance At Reference10000.0 MEGOHMS
MaterialPLASTIC CASE
Schematic Diagram DesignatorNO COMMON OR GROUNDED ELECTRODE(S)
Terminal Type And Quantity2 THREADED HOLE
Reliability IndicatorNOT ESTABLISHED
Body StyleW/O MTG HOLE(S)/SLOT(S), TERMINAL(S) ON ONE SURFACE
Nonderated Continuous Voltage Rati2500.0 DC SINGLE SECTION
Center To Center Distance Between1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM
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 CM55E621J available?
We can source CM55E621J 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 CM55E621J by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CM55E621J 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 CM55E621J?
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 CM55E621J?
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.