Automation Products Group · Electronic Components
3-220-121
Relay, Electromagnetic
Part Number3-220-121
ManufacturerAutomation Products Group
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-01-113-4836 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Mounting Slot Width0.150 INCHES NOMINAL SINGLE MOUNTING FACILITY
Terminal Type And Quantity8 PIN ALL FUNCTIONS
Main Contact Load Current Rating A2.0 AMPERES AC AND 2.0 AMPERES DC LAMP LOAD
Mounting Facility Type And Quantit3 SLOTTED HOLE SINGLE MOUNTING FACILITY
Precious MaterialGOLD
Center To Center Distance Between0.625 INCHES NOMINAL SINGLE MOUNTING FACILITY
Nonpile Up Main Contact Arrangemen2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Mounting Facility PatternTRIANGLE SINGLE MOUNTING FACILITY
Precious Material And LocationTERMINAL SURFACES GOLD
Duty TypeCONTINUOUS
Overall Width1.280 INCHES NOMINAL
Vendor Part Numbers5193813-1
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 3-220-121 available?
We can source 3-220-121 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 3-220-121 by Automation Products Group obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 3-220-121 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 3-220-121?
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 3-220-121?
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.