Boeing · Electronic Components
3651D-404-1
Reactor — Coils and Transformers
Part Number3651D-404-1
ManufacturerBoeing
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-01-220-5563 (NSN)
Federal Item NameREACTOR
Federal Supply Class5950 — Coils and Transformers
Overall Length1.840 INCHES NOMINAL
Reliability IndicatorNOT ESTABLISHED
Thread Quantity Per Inch56 SINGLE GROUP
Turn Quantity4 SINGLE COMPONENT SINGLE WINDING
Terminal Type And Quantity2 WIRE LEAD
Winding Quantity1 SINGLE COMPONENT
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Winding Conductor Size0.01003 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Overall Width1.375 INCHES NOMINAL
Distance Between Mounting Facility1.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER 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 3651D-404-1 available?
We can source 3651D-404-1 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 3651D-404-1 by Boeing obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 3651D-404-1 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 3651D-404-1?
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 3651D-404-1?
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.