● ISO 9001:2015 · ANSI/ESD S20.20-2021 · ERAI Member · GIDEP · Woman-Owned Small Business 760.724.2800 · 855.RH.HAS.IT · info@rhelectronics.com
Ge Aviation Systems LLC  · Electronic Components

156990-01

Transformer, Power

Part Number156990-01
ManufacturerGe Aviation Systems LLC
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameTRANSFORMER,POWER
Federal Supply Class5950 — Coils and Transformers
Winding Operating Voltage200.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Center To Center Distance Between2.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Body Width2.660 INCHES NOMINAL
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Frequency Rating380.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT
Body Height1.438 INCHES NOMINAL
Inclosure TypeFULLY INCLOSED
Winding Operating Current0.3 AMPERES AC MAXIMUM SINGLE COMPONENT FOURTH SECONDARY
Winding Function And Quantity1 PRIMARY AND 4 SECONDARY SINGLE COMPONENT
Body Length3.470 INCHES NOMINAL
Terminal Type And Quantity24 TAB, SOLDER LUG
Vendor Part Numbers42693, 43887
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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

Frequently asked

Is 156990-01 available?
We can source 156990-01 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 156990-01 by Ge Aviation Systems LLC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 156990-01 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 156990-01?
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 156990-01?
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.