GE Aviation Systems · Electronic Components
742891-01
Transformer, Power
Part Number742891-01
ManufacturerGE Aviation Systems
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-01-023-5971 (NSN)
Federal Item NameTRANSFORMER,POWER
Federal Supply Class5950 — Coils and Transformers
Reliability IndicatorNOT ESTABLISHED
Center To Center Distance Between1.172 INCHES MINIMUM AND 1.204 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Inclosure TypeHERMETICALLY SEALED
Body Length1.563 INCHES MINIMUM AND 1.625 INCHES MAXIMUM
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Body Width1.563 INCHES MINIMUM AND 1.625 INCHES MAXIMUM
Nominal Thread Size0.138 INCHES SINGLE GROUP
Winding Operating Voltage26.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL SECONDARY
Winding Operating Current300.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Winding Shielding MethodINTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Terminal Type And Quantity8 THREADED STUD
Vendor Part Numbers42212
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 742891-01 available?
We can source 742891-01 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 742891-01 by GE Aviation Systems obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 742891-01 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 742891-01?
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 742891-01?
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.