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US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
SM-A-753293
Coupler, Directional
Part NumberSM-A-753293
ManufacturerUS Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-124-5122 (NSN)
Federal Item NameCOUPLER,DIRECTIONAL
Federal Supply Class5985 — Antennas and Waveguides
Overall Length1.516 INCHES MINIMUM AND 1.547 INCHES MAXIMUM
Radio Frequency Rating635.0 MEGAHERTZ MINIMUM AND 765.0 MEGAHERTZ MAXIMUM
Usage DesignMAIN LINE AND SECONDARY LINE TERMINAL FITTING
Power Loss In Decibels20.0
Overall Width1.230 INCHES MINIMUM AND 1.270 INCHES MAXIMUM
Unit TypeCOAXIAL LINE
Design TypeBIDIRECTIONAL
Overall Height0.600 INCHES MINIMUM AND 0.640 INCHES MAXIMUM
Vendor Part Numbers0-D3-20-136, CD-321-11-17
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-A-753293 available?
We can source SM-A-753293 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-A-753293 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-A-753293 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-A-753293?
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-A-753293?
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.