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Hamilton Sundstrand Corporation  · Electronic Components

81549-2

Reactor — Coils and Transformers

Part Number81549-2
ManufacturerHamilton Sundstrand Corporation
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameREACTOR
Federal Supply Class5950 — Coils and Transformers
Inductance TypeFIXED
Reliability IndicatorNOT ESTABLISHED
Nominal Thread Size0.112 INCHES SINGLE GROUP
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Maximum Operating Temp125.0 CELSIUS
Body Outside Diameter0.800 INCHES MAXIMUM
Inclosure TypeFULLY INCLOSED
Dc Resistance Rating In Ohms0.160 SINGLE COMPONENT SINGLE WINDING
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Inductance Rating400.00 MICROHENRIES MINIMUM SINGLE COMPONENT SINGLE WINDING
Vendor Part NumbersDLF-717
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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 81549-2 available?
We can source 81549-2 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 81549-2 by Hamilton Sundstrand Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 81549-2 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 81549-2?
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 81549-2?
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.