Ward Leonard Ct · Electronic Components
S9-4166
Reactor — Coils and Transformers
Part NumberS9-4166
ManufacturerWard Leonard Ct
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-01-203-8047 (NSN)
Federal Item NameREACTOR
Federal Supply Class5950 — Coils and Transformers
Winding Quantity1 SINGLE COMPONENT
Mounting Facility Quantity2 SINGLE GROUP
Terminal Type And Quantity1 TAB, SOLDER LUG AND 1 WIRE LEAD W/LUG
Distance Between Mounting Facility3.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Inclosure TypeOPEN
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Mounting Hole Diameter0.188 INCHES NOMINAL SINGLE GROUP
Inductance TypeFIXED
Reliability IndicatorNOT ESTABLISHED
Overall Length3.688 INCHES NOMINAL
Overall Height2.250 INCHES NOMINAL
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 S9-4166 available?
We can source S9-4166 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 S9-4166 by Ward Leonard Ct obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If S9-4166 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 S9-4166?
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 S9-4166?
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.