Lucent Technologies Inc. Corporate Headquarters · Electronic Components
ES678921-2
Transformer, Radio Frequency
Part NumberES678921-2
ManufacturerLucent Technologies Inc. Corporate Headquarters
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-199-3635 (NSN)
Federal Item NameTRANSFORMER,RADIO FREQUENCY
Federal Supply Class5950 — Coils and Transformers
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Body Width2.010 INCHES NOMINAL
Body Length3.750 INCHES NOMINAL
Thread Quantity Per Inch32 SINGLE GROUP
Adjustment Device Drive TypeSLOTTED SCREW SINGLE COMPONENT
Terminal Type And Quantity8 TAB, SOLDER LUG
Winding Function And Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Body Height1.448 INCHES NOMINAL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Frequency Rating2.65 MEGAHERTZ MAXIMUM SINGLE COMPONENT
Transformer FunctionINTERSTAGE
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 ES678921-2 available?
We can source ES678921-2 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 ES678921-2 by Lucent Technologies Inc. Corporate Headquarters obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If ES678921-2 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 ES678921-2?
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 ES678921-2?
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.