Microwave Engineering Corporation · Electronic Components
TR78249
Waveguide Assembly
Part NumberTR78249
ManufacturerMicrowave Engineering Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-911-1607 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Flange Outside Diameter3.610 INCHES MINIMUM THIRD FLANGE
Flange Connecting Facility And Qua8 THREADED HOLE(S) FIRST FLANGE SINGLE CONNECTION FACILITY
Waveguide Inside Width1.872 INCHES NOMINAL
Waveguide Inside Height0.872 INCHES NOMINAL
Flange Depth0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM SECOND FLANGE
Flange StyleCHOKE TYPE FIRST FLANGE
Flange Inside Width1.868 INCHES MINIMUM AND 1.876 INCHES MAXIMUM FIRST FLANGE
Flange Inside Height1.002 INCHES MINIMUM AND 1.005 INCHES MAXIMUM SECOND FLANGE
Waveguide Outside Height1.000 INCHES NOMINAL
Cross Sectional Shape StyleINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
Waveguide Outside Width2.000 INCHES NOMINAL
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 TR78249 available?
We can source TR78249 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 TR78249 by Microwave Engineering Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If TR78249 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 TR78249?
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 TR78249?
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.