MIL-SPEC · Electronic Components
CM40C912J
Capacitor, Fixed, Mica Dielectric
Part NumberCM40C912J
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5910-00-101-4539 (NSN)
Federal Item NameCAPACITOR,FIXED,MICA DIELECTRIC
Federal Supply Class5910 — Capacitors
Body Length1.094 INCHES NOMINAL
Reliability IndicatorNOT ESTABLISHED
MaterialPLASTIC CASE
Temp Coefficient Of Capacitance Ra-200.0 TO 200.0 SINGLE SECTION
Capacitance Value Per Section9100.000 PICOFARADS SINGLE SECTION
Tolerance Range Per Section-5.00 TO 5.00 PERCENT SINGLE SECTION
Body Width0.344 INCHES NOMINAL
Body StyleW/O MTG FACILITIES, TERMINALS ON OPPOSITE SURFACES
Terminal Type And Quantity2 UNINSULATED WIRE LEAD
Schematic Diagram DesignatorNO COMMON OR GROUNDED ELECTRODE(S)
Nonderated Continuous Voltage Rati300.0 DC SINGLE SECTION
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 CM40C912J available?
We can source CM40C912J 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 CM40C912J by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CM40C912J 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 CM40C912J?
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 CM40C912J?
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.