● ISO 9001:2015 · ANSI/ESD S20.20-2021 · ERAI Member · GIDEP · Woman-Owned Small Business 760.724.2800 · 855.RH.HAS.IT · info@rhelectronics.com
Home / Catalog / Q-Tech Corp. / MCM343
Q-Tech Corp.  · Electronic Components

MCM343

Oscillating Group

Part NumberMCM343
ManufacturerQ-Tech Corp.
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameOSCILLATING GROUP
Federal Supply Class5955 — Crystals and Oscillators
ESD/EMICode A — ESD/EMI sensitive item
Review your list (0) →
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

Frequently asked

Is MCM343 available?
We can source MCM343 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 MCM343 by Q-Tech Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MCM343 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 MCM343?
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 MCM343?
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.