Northrop Grumman Systems Corporation · Electronic Components
121SCAV154-3
Coupler, Antenna
Part Number121SCAV154-3
ManufacturerNorthrop Grumman Systems Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-110-8655 (NSN)
Federal Item NameCOUPLER,ANTENNA
Federal Supply Class5985 — Antennas and Waveguides
MaterialALUMINUM ALLOY CASE
Terminal TypeCONNECTOR, RECEPTACLE AND CONNECTOR, RF
Power Rating1.0 MILLIWATTS NOMINAL
Radio Frequency Rating162.0 MEGAHERTZ MINIMUM AND 174.0 MEGAHERTZ MAXIMUM
Overall Height3.5004 INCHES NOMINAL
Mounting ConfigurationTHREE 0.193 IN. DIA MTG HOLES EQUALLY SPACED EACH END ON6.822 IN. CENTER
Voltage Rating28.0 VOLTS NOMINAL
Coupling MethodELECTRONIC
Current TypeDC
Overall Width5.220 INCHES MINIMUM AND 5.280 INCHES MAXIMUM
Tuning TypeFIXED
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 121SCAV154-3 available?
We can source 121SCAV154-3 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 121SCAV154-3 by Northrop Grumman Systems Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 121SCAV154-3 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 121SCAV154-3?
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 121SCAV154-3?
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.