Zenith Electronics Corporation · Electronic Components
20-3578
Coil, Radio Frequency
Part Number20-3578
ManufacturerZenith Electronics Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-01-074-8758 (NSN)
Federal Item NameCOIL,RADIO FREQUENCY
Federal Supply Class5950 — Coils and Transformers
Mounting MethodTERMINAL SINGLE GROUP
Terminal Type And Quantity2 TAB, SOLDER LUG
Body Length1.500 INCHES NOMINAL
Rating MethodWINDING TURNS AND ELECTRICAL SINGLE COMPONENT SINGLE WINDING
Turn Quantity645 SINGLE COMPONENT SINGLE WINDING
Inductance Rating2.10 MILLIHENRIES MINIMUM AND 6.10 MILLIHENRIES MAXIMUM SINGLE COMPONENT SINGLE WINDING
Quality Factor60 MINIMUM SINGLE COMPONENT SINGLE WINDING
Dc Resistance Rating In Ohms11.400 SINGLE COMPONENT SINGLE WINDING
Coil Form TypeSOLID SINGLE COMPONENT
Body Outside Diameter0.568 INCHES MAXIMUM
Overall Length1.688 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 20-3578 available?
We can source 20-3578 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 20-3578 by Zenith Electronics Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 20-3578 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 20-3578?
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 20-3578?
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.