Raytheon · Electronic Components
328729-1
Transformer, Power
Part Number328729-1
ManufacturerRaytheon
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-767-2280 (NSN)
Federal Item NameTRANSFORMER,POWER
Federal Supply Class5950 — Coils and Transformers
Reliability IndicatorNOT ESTABLISHED
Winding Operating Current0.7 AMPERES DC NOMINAL SINGLE COMPONENT FIRST SECONDARY
Distance Between Mounting Facility1.468 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Input Output Phase RelationshipTHREE PHASE TO THREE PHASE SINGLE COMPONENT
Winding Operating Voltage12.00 DC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO CORE SINGLE COMPONENT
Body Width1.880 INCHES MINIMUM AND 1.910 INCHES MAXIMUM
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Nominal Thread Size0.138 INCHES SINGLE GROUP
Mounting Facility Quantity2 SINGLE GROUP
Transformer Winding Connection TypWYE-WYE
Vendor Part NumbersMT2889
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 328729-1 available?
We can source 328729-1 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 328729-1 by Raytheon obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 328729-1 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 328729-1?
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 328729-1?
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.