Thordarson Inc. · Electronic Components
T51645-4
Transformer, Audio Frequency
Part NumberT51645-4
ManufacturerThordarson Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-645-7669 (NSN)
Federal Item NameTRANSFORMER,AUDIO FREQUENCY
Federal Supply Class5950 — Coils and Transformers
Maximum Transformer Power Rating1.6 MILLIWATTS SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Distance Between Mounting Facility1.312 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Impedance Rating In Ohms150000.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Body Outside Diameter1.922 INCHES NOMINAL
Body Length2.500 INCHES NOMINAL
Terminal Type And Quantity5 TURRET
Winding Function And Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Thread Quantity Per Inch40 SINGLE GROUP
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT
Vendor Part NumbersSCC77665
Cancelled NSN5950-00-243-5535 (cancelled)
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 T51645-4 available?
We can source T51645-4 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 T51645-4 by Thordarson Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If T51645-4 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 T51645-4?
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 T51645-4?
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.