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US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
SM-A-720138
Mixer, Crystal, Coaxial
Part NumberSM-A-720138
ManufacturerUS Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-034-0923 (NSN)
Federal Item NameMIXER,CRYSTAL,COAXIAL
Federal Supply Class5985 — Antennas and Waveguides
Signal Input Terminal DesignatorM39012/61-4002
Overall Width1.060 INCHES NOMINAL
FSC Application DataCOMMUNICATION-TELEMETRY-TRACKING SYSTEMS,NONAIRBORNE
Overall Length1.200 INCHES NOMINAL
Local Oscillator Input AdjustabiliNONADJUSTABLE
Signal Output Terminal DesignatorM39012/61-4002
Crystal Nominal Current Rating In2.8
Local Oscillator Input Terminal DeM39012/61-4002
Overall Height0.500 INCHES NOMINAL
Insertion Loss In Decibels8.5
Frequency Range Rating+7.2 TO 7.8 GIGAHERTZ
Vendor Part NumbersSM-A-720138-1
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-720138 available?
We can source SM-A-720138 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-720138 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-720138 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-720138?
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-720138?
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.