Raytheon Company · Electronic Components
U12891
Reactor — Coils and Transformers
Part NumberU12891
ManufacturerRaytheon Company
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-647-6649 (NSN)
Federal Item NameREACTOR
Federal Supply Class5950 — Coils and Transformers
Dc Resistance Rating In Ohms200.000 SINGLE COMPONENT SINGLE WINDING
Reliability IndicatorNOT ESTABLISHED
Body Length3.062 INCHES MAXIMUM
Center To Center Distance Between2.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Thread Quantity Per Inch24 SINGLE GROUP
Winding Quantity1 SINGLE COMPONENT
Terminal Type And Quantity2 TAB, SOLDER LUG
Inductance TypeFIXED
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Mounting Facility Quantity4 SINGLE GROUP
Vendor Part NumbersDU92-2902G3SUB4
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 U12891 available?
We can source U12891 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 U12891 by Raytheon Company obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If U12891 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 U12891?
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 U12891?
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.