DRS Naval Power Systems · Electronic Components
42-1004-4
Transformer, Power
Part Number42-1004-4
ManufacturerDRS Naval Power Systems
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-333-0261 (NSN)
Federal Item NameTRANSFORMER,POWER
Federal Supply Class5950 — Coils and Transformers
Center To Center Distance Between6.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Winding Operating Voltage460.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND PRIMARY
Inclosure TypeFULLY INCLOSED
Overall Width7.000 INCHES NOMINAL
Winding Function And Quantity2 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Mounting Facility Quantity4 SINGLE GROUP
Maximum Transformer Power Rating1.5 KILOVOLT-AMPERE SINGLE COMPONENT
Terminal Type And Quantity9 TAB, SOLDER LUG
Frequency Rating50.0 HERTZ NOMINAL OR 60.0 HERTZ NOMINAL SINGLE COMPONENT
Input Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Mounting MethodFLANGE AND SLOT SINGLE GROUP
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 42-1004-4 available?
We can source 42-1004-4 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 42-1004-4 by DRS Naval Power Systems obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 42-1004-4 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 42-1004-4?
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 42-1004-4?
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.