Microwave Development Laboratories, Inc. · Electronic Components
90SR129
Switch, Waveguide
Part Number90SR129
ManufacturerMicrowave Development Laboratories, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-042-2006 (NSN)
Federal Item NameSWITCH,WAVEGUIDE
Federal Supply Class5985 — Antennas and Waveguides
Frequency Rating8.0 GIGAHERTZ MINIMUM AND 10.5 GIGAHERTZ MAXIMUM SINGLE FREQUENCY VOLTAGE STANDING WAVE RATIO
Operating Temp Range-54.0 TO 95.0 CELSIUS
Coupling Position Quantity4
Actuator Operating MethodRELAY
Throw Quantity2
Actuator Voltage In Volts23.0 MINIMUM AND 33.0 MAXIMUM
Pole Quantity1
Waveguide Flange TypeCHOKE
Flange Connecting Facility And Qua4 THREADED HOLE(S)
Insertion Loss In Decibels0.15 SINGLE
Minimum Crosstalk Rating In Decibe60.0 SINGLE
Vendor Part Numbers927063-1B
Cancelled NSN5985-00-038-7877 (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 90SR129 available?
We can source 90SR129 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 90SR129 by Microwave Development Laboratories, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 90SR129 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 90SR129?
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 90SR129?
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.