Sprague Electric Co World Hqs · Electronic Components
42Z903
Reactor — Coils and Transformers
Part Number42Z903
ManufacturerSprague Electric Co World Hqs
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-01-083-4181 (NSN)
Federal Item NameREACTOR
Federal Supply Class5950 — Coils and Transformers
Winding Quantity2 SINGLE COMPONENT
Body Length0.995 INCHES MINIMUM AND 1.005 INCHES MAXIMUM
Body Height0.345 INCHES MINIMUM AND 0.355 INCHES MAXIMUM
Terminal Type And Quantity4 WIRE LEAD
Reliability IndicatorNOT ESTABLISHED
Inclosure TypeFULLY INCLOSED
Maximum Operating Temp70.0 CELSIUS
Body Width0.995 INCHES MINIMUM AND 1.005 INCHES MAXIMUM
Inductance TypeFIXED
Mounting MethodTERMINAL SINGLE GROUP
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 42Z903 available?
We can source 42Z903 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 42Z903 by Sprague Electric Co World Hqs obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 42Z903 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 42Z903?
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 42Z903?
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.