Standex Electronics, Inc. · Electronic Components
12203
Reactor — Coils and Transformers
Part Number12203
ManufacturerStandex Electronics, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-316-6121 (NSN)
Federal Item NameREACTOR
Federal Supply Class5950 — Coils and Transformers
Dc Resistance Rating In Ohms1.300 SINGLE COMPONENT SINGLE WINDING
Mounting Hole Diameter0.120 INCHES MINIMUM AND 0.135 INCHES MAXIMUM SINGLE GROUP
Mounting Facility Quantity1 SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Terminal Type And Quantity2 WIRE LEAD
Body Length0.400 INCHES MAXIMUM
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Inductance Rating3.70 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Body Outside Diameter0.830 INCHES MAXIMUM
Inductance TypeFIXED
Winding Quantity1 SINGLE COMPONENT
Vendor Part Numbers226453-004
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 12203 available?
We can source 12203 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 12203 by Standex Electronics, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 12203 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 12203?
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 12203?
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.