Boeing · Electronic Components
12818-404-1
Transformer, Power
Part Number12818-404-1
ManufacturerBoeing
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-999-5640 (NSN)
Federal Item NameTRANSFORMER,POWER
Federal Supply Class5950 — Coils and Transformers
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Body Length1.480 INCHES NOMINAL
Winding Function And Quantity3 PRIMARY AND 20 SECONDARY SINGLE COMPONENT
Maximum Transformer Power Rating26.0 VOLT-AMPERE SINGLE COMPONENT
Mounting Hole Diameter0.166 INCHES NOMINAL SINGLE GROUP
Body Width1.480 INCHES NOMINAL
Center To Center Distance Between1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Terminal Type And Quantity8 THREADED STUD
Frequency Rating5000.0 HERTZ NOMINAL SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
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 12818-404-1 available?
We can source 12818-404-1 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 12818-404-1 by Boeing obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 12818-404-1 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 12818-404-1?
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 12818-404-1?
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.