Keysight Technologies Inc. · Electronic Components
0121-0491
Capacitor, Variable, Ceramic Diele
Part Number0121-0491
ManufacturerKeysight Technologies Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5910-01-112-6228 (NSN)
Federal Item NameCAPACITOR,VARIABLE,CERAMIC DIELE
Federal Supply Class5910 — Capacitors
Tolerance Of Temp Coefficient In P-250.0 TO 250.0 SINGLE SECTION
Inclosure TypeENCASED
Center To Center Distance Between0.195 INCHES NOMINAL
Terminal Type And Quantity2 TAB, SOLDER LUG
Nonderated Operating Temp-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM
Nonderated Voltage Rating And Type50.0 DC CONTINUOUS SINGLE SECTION
Capacitance Range In Picofarads+5.0 TO 30.0 SINGLE SECTION
Adjustment Device Drive Type And Q1 SLOTTED SCREW
Body StyleROTARY
Mounting Facility Type And Quantit2 TERMINAL
Body Diameter0.218 INCHES NOMINAL
Vendor Part Numbers518-000A 5.0-30
Cancelled NSN5910-01-033-4721 (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 0121-0491 available?
We can source 0121-0491 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 0121-0491 by Keysight Technologies Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 0121-0491 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 0121-0491?
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 0121-0491?
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.