Siemens-Allis Inc. Medium Motor-Generator Div · Electronic Components
51-003-000
Motor, Alternating Current
Part Number51-003-000
ManufacturerSiemens-Allis Inc. Medium Motor-Generator Div
AvailabilityAvailable to order — request a quote
Specifications
NSN6105-00-239-7202 (NSN)
Federal Item NameMOTOR,ALTERNATING CURRENT
Federal Supply Class6105 — Motors, Electrical
Overall Length32.750 INCHES
Keyway Length2.8750 INCHES NOMINAL SINGLE END
Temp Rating50.0 OPERATING CELSIUS AND 45.0 AMBIENT CELSIUS
Shaft Rotation DirectionCLOCKWISE OR COUNTERCLOCKWISE SINGLE END
Duty CycleCONTINUOUS
Power Rating20.0000 HORSEPOWER OUTPUT
Frequency In Hertz60.0 INPUT
PhaseTHREE INPUT
Mounting Facility Circle Diameter16.000 INCHES
Enclosure FeatureTOTALLY ENCLOSED
Rotor Speed Rating In Rpm1800.0 SINGLE NO LOAD AND 1750.0 SINGLE FULL LOAD
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
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is 51-003-000 available?
We can source 51-003-000 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 51-003-000 by Siemens-Allis Inc. Medium Motor-Generator Div obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 51-003-000 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 51-003-000?
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 51-003-000?
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.