W.W. Grainger, Inc. · Electronic Components
3N221
Motor, Alternating Current
Part Number3N221
ManufacturerW.W. Grainger, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN6105-01-003-7959 (NSN)
Federal Item NameMOTOR,ALTERNATING CURRENT
Federal Supply Class6105 — Motors, Electrical
Frame Size Designation184T
Keyway Depth0.125 INCHES NOMINAL SINGLE END
Frequency In Hertz60.0 INPUT
Keyway Width0.250 INCHES NOMINAL SINGLE END
Power Rating5.000 HORSEPOWER OUTPUT
Keyway Length1.750 INCHES NOMINAL SINGLE END
Current Rating In Amps14.400 FIRST MULTIPLE OR 7.200 SECOND MULTIPLE INPUT
Inclosure SpecificationNEMA
Rotor Speed Rating In Rpm1730.0 SINGLE FULL LOAD
Nominal Center To Center Distance7.500 INCHES
Mounting Facility Type And Quantit4 UNTHREADED HOLE(S)
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 3N221 available?
We can source 3N221 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 3N221 by W.W. Grainger, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 3N221 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 3N221?
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 3N221?
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.