● 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
L3Harris Technologies, Inc.  · Electronic Components

B1021666

Transformer, Audio Frequency

Part NumberB1021666
ManufacturerL3Harris Technologies, Inc.
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameTRANSFORMER,AUDIO FREQUENCY
Federal Supply Class5950 — Coils and Transformers
Inclosure TypeHERMETICALLY SEALED
Body Length1.750 INCHES NOMINAL
Impedance Rating In Ohms173400.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Distance Between Mounting Facility1.188 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Primary To Secondary Turn Ratio1 TO 10.5 OVERALL SINGLE COMPONENT
Frequency Rating300.0 HERTZ MINIMUM AND 3.500 KILOHERTZ MAXIMUM SINGLE COMPONENT
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Body Width1.625 INCHES NOMINAL
Body Height2.156 INCHES NOMINAL
Terminal Type And Quantity6 STANDOFF, SOLDER LUG
Winding Operating Current50.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT ALL PRIMARY
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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 B1021666 available?
We can source B1021666 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 B1021666 by L3Harris Technologies, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If B1021666 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 B1021666?
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 B1021666?
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.