Raytheon Company · Electronic Components
U5803B
Transformer, Power
Part NumberU5803B
ManufacturerRaytheon Company
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-186-8374 (NSN)
Federal Item NameTRANSFORMER,POWER
Federal Supply Class5950 — Coils and Transformers
Terminal Type And Quantity10 STANDOFF INSULATOR
Winding Function And Quantity1 PRIMARY AND 3 SECONDARY SINGLE COMPONENT
Thread Series DesignatorUNF SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Nominal Thread Size0.190 INCHES SINGLE GROUP
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT
Center To Center Distance Between4.625 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Body Height5.000 INCHES NOMINAL
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Winding Operating Voltage572.00 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
Input Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Vendor Part NumbersP7708341REV1, P7708333REV3PT1, T7607915REV14PT54
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 U5803B available?
We can source U5803B 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 U5803B by Raytheon Company obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If U5803B 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 U5803B?
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 U5803B?
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.