Microwave Engineering · Electronic Components
120SM
SEMICONDUCTOR DEVICE,DIODE — NSN 5961-00-754-9938
Part Number120SM
ManufacturerMicrowave Engineering
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-00-754-9938 (NSN)
Federal Item NameSEMICONDUCTOR DEVICE,DIODE
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
MaterialCERAMIC ENCLOSURE; SILICON SEMICONDUCTOR
Current Rating0.43 AMPERES MAXIMUM AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE
Terminals2 FERRULE
Mounting MethodTERMINAL
Overall Length1.430 INCHES NOMINAL
Overall Diameter0.400 INCHES MAXIMUM
Terminal Length0.250 INCHES NOMINAL
Voltage Rating In Volts Per Charac1000.2 MAXIMUM REVERSE VOLTAGE, PEAK
Features ProvidedHERMETICALLY SEALED CASE
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 120SM available?
We can source 120SM 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 120SM by Microwave Engineering obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 120SM 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 120SM?
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 120SM?
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.