CAES Mission Systems · Electronic Components
2181737-4
Switch, Waveguide
Part Number2181737-4
ManufacturerCAES Mission Systems
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-956-3040 (NSN)
Federal Item NameSWITCH,WAVEGUIDE
Federal Supply Class5985 — Antennas and Waveguides
Actuator Voltage In Volts20.0 MINIMUM AND 30.0 MAXIMUM
Actuator Operating MethodRELAY
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) FLANGE CONNECTION FACILITY HOLE
Flange Connecting Facility And Qua4 THREADED HOLE(S)
Switching Time0.1 SECONDS
Coupling Position Quantity2
Nominal Thread Size0.164 INCHES FLANGE CONNECTION FACILITY HOLE
Overall Length6.125 INCHES NOMINAL
Minimum Crosstalk Rating In Decibe40.0 SINGLE
Insertion Loss In Decibels0.20 SINGLE
Rf Power Handling Capability230.0 KILOWATTS PEAK SINGLE
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 2181737-4 available?
We can source 2181737-4 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 2181737-4 by CAES Mission Systems obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 2181737-4 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 2181737-4?
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 2181737-4?
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.