Magnetika Inc. · Electronic Components
20403
Reactor — Coils and Transformers
Part Number20403
ManufacturerMagnetika Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-337-9414 (NSN)
Federal Item NameREACTOR
Federal Supply Class5950 — Coils and Transformers
Reliability IndicatorNOT ESTABLISHED
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Inductance Rating3.20 HENRY NOMINAL SINGLE COMPONENT SINGLE WINDING
Mounting Facility Quantity4 SINGLE GROUP
Dc Resistance Rating In Ohms360.000 SINGLE COMPONENT SINGLE WINDING
Inclosure TypeOPEN
Center To Center Distance Between1.156 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Terminal Type And Quantity2 TAB, SOLDER LUG
Body Height1.875 INCHES NOMINAL
Body Width1.687 INCHES NOMINAL
Cancelled NSN5950-00-646-0286 (cancelled)
Winding Operating Current2.0 AMPERES DC MAXIMUM SINGLE COMPONENT ALL WINDING
Body Length1.500 INCHES NOMINAL
Body Outside Diameter1.190 INCHES NOMINAL
Winding Quantity2 SINGLE COMPONENT
Winding Conductor Size0.00795 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT ALL WINDING
Core ConstructionS0LID SINGLE COMPONENT
Inside Diameter1.375 INCHES NOMINAL
Main Pole Quantity2
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 20403 available?
We can source 20403 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 20403 by Magnetika Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 20403 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 20403?
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 20403?
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.