Rockwell Collins · Electronic Components
503-4869-004
Transformer, Radio Frequency
Part Number503-4869-004
ManufacturerRockwell Collins
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-648-6639 (NSN)
Federal Item NameTRANSFORMER,RADIO FREQUENCY
Federal Supply Class5950 — Coils and Transformers
Body Height3.438 INCHES NOMINAL
Distance Between Mounting Facility1.906 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Frequency Rating450.0 KILOHERTZ MINIMUM AND 550.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Mounting Hole Diameter0.188 INCHES NOMINAL SINGLE GROUP
Body Length2.562 INCHES NOMINAL
Mounting Facility Quantity2 SINGLE GROUP
Body Width1.203 INCHES NOMINAL
Winding Shielding MethodEXTERNAL INCLOSURE SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Terminal Type And Quantity2 TAB, SOLDER LUG
Cancelled NSN5950-00-153-4974 (cancelled)
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 503-4869-004 available?
We can source 503-4869-004 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 503-4869-004 by Rockwell Collins obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 503-4869-004 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 503-4869-004?
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 503-4869-004?
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.