● 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
W.W. Grainger, Inc.  · Electronic Components

3M166

Motor, Alternating Current

Part Number3M166
ManufacturerW.W. Grainger, Inc.
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameMOTOR,ALTERNATING CURRENT
Federal Supply Class6105 — Motors, Electrical
Cooling MethodSELF-VENTILATED
Flat Depth0.050 INCHES NOMINAL IDENTICAL ENDS
Temp Rating40.0 AMBIENT CELSIUS AND 50.0 OPERATING CELSIUS
Nominal Center To Center Distance4.750 INCHES
Frequency In Hertz60.0 INPUT
Current Rating In Amps4.800 SINGLE INPUT
Enclosure FeatureOPEN PROTECTED
Shaft Diameter0.500 INCHES NOMINAL IDENTICAL ENDS
Winding TypeINDUCTION-SHADED POLE
Rotor Speed Rating In Rpm1450.0 LOW FULL LOAD AND 1550.0 HIGH FULL LOAD
Overall Height5.453 INCHES
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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 3M166 available?
We can source 3M166 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 3M166 by W.W. Grainger, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 3M166 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 3M166?
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 3M166?
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.