Viking Technologies, Ltd.. · Electronic Components
E478SUB1
Transformer, Radio Frequency
Part NumberE478SUB1
ManufacturerViking Technologies, Ltd..
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-230-8221 (NSN)
Federal Item NameTRANSFORMER,RADIO FREQUENCY
Federal Supply Class5950 — Coils and Transformers
Frequency Rating8.0 MEGAHERTZ MINIMUM AND 16.0 MEGAHERTZ MAXIMUM SINGLE COMPONENT
Body Width1.328 INCHES NOMINAL
Adjustment Method And Quantity1 ADJUSTABLE CORE SINGLE COMPONENT
Coil Form TypeHOLLOW SINGLE COMPONENT
Turn Quantity8-3/4 SINGLE COMPONENT SINGLE PRIMARY
Adjustment Device Drive TypeSLOTTED SCREW SINGLE COMPONENT
Mounting Hole Diameter0.312 INCHES NOMINAL SINGLE GROUP
Winding Conductor Size0.02535 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY
Mounting Facility Quantity2 SINGLE GROUP
Body Height2.188 INCHES NOMINAL
Body Length2.344 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 E478SUB1 available?
We can source E478SUB1 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 E478SUB1 by Viking Technologies, Ltd.. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If E478SUB1 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 E478SUB1?
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 E478SUB1?
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.