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US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
SM-C-730559
Waveguide Assembly
Part NumberSM-C-730559
ManufacturerUS Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-251-8193 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Cross Sectional Shape StyleINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
Flange Inside Height0.194 INCHES NOMINAL SECOND FLANGE
Flange Connecting Facility And Qua4 UNTHREADED HOLE(S) SECOND FLANGE SINGLE CONNECTION FACILITY
Waveguide Outside Width0.302 INCHES MINIMUM AND 0.306 INCHES MAXIMUM
Waveguide Inside Height0.111 INCHES MINIMUM AND 0.113 INCHES MAXIMUM
Flange Inside Width0.223 INCHES NOMINAL SECOND FLANGE
Nominal Thread Size0.112 INCHES FIRST FLANGE SINGLE CONNECTION FACILITY
Flange Outside Width0.750 INCHES NOMINAL FIRST FLANGE
Flange Quantity2
Flange Outside Height1.500 INCHES NOMINAL SECOND FLANGE
FlexibilityRIGID ALL TUBING SEGMENT
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 SM-C-730559 available?
We can source SM-C-730559 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 SM-C-730559 by US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SM-C-730559 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 SM-C-730559?
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 SM-C-730559?
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.