Scientific Components · Electronic Components
ZFDC-20-4-8
Coupler, Directional
Part NumberZFDC-20-4-8
ManufacturerScientific Components
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-423-1046 (NSN)
Federal Item NameCOUPLER,DIRECTIONAL
Federal Supply Class5985 — Antennas and Waveguides
Overall Width1.750 INCHES NOMINAL
Power Loss In Decibels20.0 AND 18.0
Unit TypeCOAXIAL LINE
Design TypeBIDIRECTIONAL
Overall Length2.250 INCHES NOMINAL
Radio Frequency Rating50.0 MEGAHERTZ MINIMUM AND 820.0 MEGAHERTZ MAXIMUM
Overall Height0.750 INCHES NOMINAL
Vendor Part NumbersA3188140-001, KDK-A245
ESD/EMICode A — ESD/EMI sensitive item
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 ZFDC-20-4-8 available?
We can source ZFDC-20-4-8 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 ZFDC-20-4-8 by Scientific Components obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If ZFDC-20-4-8 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 ZFDC-20-4-8?
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 ZFDC-20-4-8?
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.