Merrimac Industries · Electronic Components
QHM-2-312G
Coupler, Transmission Line
Part NumberQHM-2-312G
ManufacturerMerrimac Industries
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-018-8618 (NSN)
Federal Item NameCOUPLER,TRANSMISSION LINE
Federal Supply Class5985 — Antennas and Waveguides
Overall Height0.500 INCHES NOMINAL
Radio Frequency Rating225.0 MEGAHERTZ MINIMUM AND 400.0 MEGAHERTZ MAXIMUM
Mounting ConfigurationTWO 0.144 IN. DIA MTG HOLES ON 1.450 IN. MTG CENTERS
Unit TypeCOAXIAL LINE
Input Impedance Rating In Ohms50.0
Overall Width2.000 INCHES NOMINAL
Overall Length2.300 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 QHM-2-312G available?
We can source QHM-2-312G 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 QHM-2-312G by Merrimac Industries obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If QHM-2-312G 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 QHM-2-312G?
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 QHM-2-312G?
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.