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US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir  · Electronic Components

SM-D-441866

Transformer, Pulse

Part NumberSM-D-441866
ManufacturerUS Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameTRANSFORMER,PULSE
Federal Supply Class5950 — Coils and Transformers
Reliability IndicatorNOT ESTABLISHED
Pulse Repetition Rate1.6 KILOHERTZ SINGLE COMPONENT
Mounting Facility Quantity4 SINGLE GROUP
Winding Operating Current140.0 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Terminal Type And Quantity8 TAB, SOLDER LUG
Mounting Slot Width0.156 INCHES NOMINAL SINGLE GROUP
Impedance Rating In Ohms50.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Mounting MethodFLANGE AND SLOT SINGLE GROUP
Inductance Rating800.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Center To Center Distance Between1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Dc Resistance Rating In Ohms0.250 SINGLE COMPONENT SINGLE PRIMARY
Vendor Part Numbers579B7, 448941-1
Cancelled NSN5950-00-892-8036 (cancelled)
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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 SM-D-441866 available?
We can source SM-D-441866 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 SM-D-441866 by US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SM-D-441866 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 SM-D-441866?
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 SM-D-441866?
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.