MIL-SPEC · Electronic Components
CM30D821G
Capacitor, Fixed, Mica Dielectric
Part NumberCM30D821G
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5910-00-101-5814 (NSN)
Federal Item NameCAPACITOR,FIXED,MICA DIELECTRIC
Federal Supply Class5910 — Capacitors
Body Width0.281 INCHES NOMINAL
Body Length0.828 INCHES NOMINAL
Terminal Length1.125 INCHES MINIMUM
Schematic Diagram DesignatorNO COMMON OR GROUNDED ELECTRODE(S)
Test Data Document81349-MIL-C-5 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA I
MaterialPLASTIC CASE
Section Quantity2
Nonderated Continuous Voltage Rati500.0 DC SINGLE SECTION
Capacitance Value Per Section820.000 PICOFARADS SINGLE SECTION
Tolerance Range Per Section-2.00 TO 2.00 PERCENT SINGLE SECTION
Temp Coefficient Of Capacitance Ra-100.0 TO 100.0 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 CM30D821G available?
We can source CM30D821G 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 CM30D821G by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CM30D821G 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 CM30D821G?
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 CM30D821G?
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.