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Reliance Electric  · Electronic Components

88781 GROUP 1

Motor, Alternating Current

Part Number88781 GROUP 1
ManufacturerReliance Electric
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameMOTOR,ALTERNATING CURRENT
Federal Supply Class6105 — Motors, Electrical
Current Rating MethodLOAD
Mounting Facility Circle Diameter12.500 INCHES
Overall Width17.188 INCHES
Length Of Shaft From Housing3.625 INCHES SINGLE END
Winding TypeINDUCTION-SQUIRREL CAGE
Keyway Length1.250 INCHES NOMINAL SINGLE END
Frame Size Designation256UNDZ
Keyway Width0.312 INCHES NOMINAL SINGLE END
Taper0.750 PER FOOT IN INCHES SINGLE END
Current Rating In Amps19.000 SINGLE INPUT
Taper Length3.125 INCHES NOMINAL SINGLE END
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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 88781 GROUP 1 available?
We can source 88781 GROUP 1 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 88781 GROUP 1 by Reliance Electric obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 88781 GROUP 1 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 88781 GROUP 1?
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 88781 GROUP 1?
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.