Olympus America Inc. · Electronic Components
65C257
Transformer, Power
Part Number65C257
ManufacturerOlympus America Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-432-5874 (NSN)
Federal Item NameTRANSFORMER,POWER
Federal Supply Class5950 — Coils and Transformers
Mounting Facility Quantity4 SINGLE GROUP
Body Width2.625 INCHES NOMINAL
Winding Operating Voltage216.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Center To Center Distance Between2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Terminal Type And Quantity5 TAB, SOLDER LUG
Body Length3.625 INCHES NOMINAL
Inclosure TypeFULLY INCLOSED
Frequency Rating1.0 KILOHERTZ NOMINAL SINGLE COMPONENT
Body Height2.750 INCHES NOMINAL
Winding Function And Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Input Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
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 65C257 available?
We can source 65C257 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 65C257 by Olympus America Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 65C257 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 65C257?
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 65C257?
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.