MIL-SPEC · Electronic Components
CY12C121F
Capacitor, Fixed, Glass Dielectric
Part NumberCY12C121F
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5910-00-881-1889 (NSN)
Federal Item NameCAPACITOR,FIXED,GLASS DIELECTRIC
Federal Supply Class5910 — Capacitors
Nonderated Continuous Voltage Rati500.0 DC SINGLE SECTION
Tolerance Of Temp Coefficient Per-25.0 TO 25.0 SINGLE SECTION
Capacitance Value Per Section120.000 PICOFARADS SINGLE SECTION
Center To Center Distance Between0.285 INCHES MINIMUM AND 0.315 INCHES MAXIMUM
Test Data Document81349-MIL-C-11272 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DA
Nonderated Operating Temp-55.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM
Terminal Type And Quantity2 UNINSULATED WIRE LEAD
Terminal Length1.125 INCHES MINIMUM
Body Length0.375 INCHES NOMINAL
Temp Coefficient Of Capacitance Pe105.0 SINGLE SECTION
Body Width0.188 INCHES NOMINAL
Cancelled NSN5910-00-940-3015 (cancelled)
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 CY12C121F available?
We can source CY12C121F 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 CY12C121F by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CY12C121F 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 CY12C121F?
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 CY12C121F?
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.