Rayco Electronic Manufacturing, Inc. · Electronic Components
5T399
Transformer, Power
Part Number5T399
ManufacturerRayco Electronic Manufacturing, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-01-331-3921 (NSN)
Federal Item NameTRANSFORMER,POWER
Federal Supply Class5950 — Coils and Transformers
Reliability IndicatorNOT ESTABLISHED
Overall Width3.550 INCHES MINIMUM AND 3.800 INCHES MAXIMUM
Frequency Rating45.0 HERTZ MINIMUM AND 66.0 HERTZ MAXIMUM SINGLE COMPONENT
Winding Shielding MethodINTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Terminal Type And Quantity5 TAB, SOLDER LUG
Inclosure TypeFULLY INCLOSED
Mounting Facility Quantity4 SINGLE GROUP
Winding Operating Current18.0 AMPERES AC NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Maximum Operating Temp155.0 CELSIUS
Winding Power Rating504.0 VOLTS-AMPERES SINGLE COMPONENT SINGLE SECONDARY
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 5T399 available?
We can source 5T399 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 5T399 by Rayco Electronic Manufacturing, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 5T399 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 5T399?
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 5T399?
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.