Westinghouse Electric Corp. · Electronic Components
S1803390
Transformer, Current
Part NumberS1803390
ManufacturerWestinghouse Electric Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-295-8355 (NSN)
Federal Item NameTRANSFORMER,CURRENT
Federal Supply Class5950 — Coils and Transformers
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Body Length11.500 INCHES NOMINAL
Winding Operating Current50.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Installation For Which DesignedINDOOR NONPORTABLE
Mounting Hole Diameter0.562 INCHES NOMINAL SINGLE GROUP
Center To Center Distance Between3.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Body Height6.500 INCHES NOMINAL
Inclosure TypeOPEN
Body Width5.125 INCHES NOMINAL
Mounting Facility Quantity4 FIRST GROUP
Input Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
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 S1803390 available?
We can source S1803390 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 S1803390 by Westinghouse Electric Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If S1803390 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 S1803390?
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 S1803390?
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.