Reliance Electric · Electronic Components
87900-51
Motor, Alternating Current
Part Number87900-51
ManufacturerReliance Electric
AvailabilityAvailable to order — request a quote
Specifications
NSN6105-01-222-2153 (NSN)
Federal Item NameMOTOR,ALTERNATING CURRENT
Federal Supply Class6105 — Motors, Electrical
Overall Length42.880 INCHES
Overall Height25.120 INCHES
Overall Width30.880 INCHES
Shaft Diameter2.125 INCHES NOMINAL FIRST END
Length Of Shaft From Housing7.560 INCHES SECOND END
Rotor Speed Rating In Rpm300.0 LOW NO LOAD AND 1800.0 HIGH NO LOAD AND 260.0 LOW FULL LOAD AND 1695.0 HIGH FULL LOAD
Mounting Facility Type And Quantit4 UNTHREADED HOLE(S)
Inclosure SpecificationNEMA
Frame Size Designation445UNZ
Nominal Center To Center Distance16.500 INCHES
Power Rating8.300 HORSEPOWER OR 50.000 HORSEPOWER OUTPUT
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 87900-51 available?
We can source 87900-51 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 87900-51 by Reliance Electric obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 87900-51 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 87900-51?
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 87900-51?
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.