G General Electro-Components Inc. · Electronic Components
STM5A240
Relay, Electromagnetic
Part NumberSTM5A240
ManufacturerG General Electro-Components Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-758-4564 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Terminal Type And Quantity6 SCREW ALL FUNCTIONS
Mounting Facility Type And Quantit2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Winding Dc Resistance Rating1.2 KILOHMS NOMINAL SINGLE WINDING
Nonpile Up Main Contact Arrangemen2 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Operating Voltage Rating And Type240.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
Mounting Facility PatternIN-LINE SINGLE MOUNTING FACILITY
Unthreaded Mounting Hole Diameter0.187 INCHES NOMINAL SINGLE MOUNTING FACILITY
Main Contact Maximum Voltage Ratin240.0 AC
Overall Height2.500 INCHES MAXIMUM
Precious Material And LocationCONTACTS SILVER
Main Contact Load Current Rating A25.0 AMPERES AC RESISTIVE LOAD
Cancelled NSN5945-00-867-8397 (cancelled)
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 STM5A240 available?
We can source STM5A240 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 STM5A240 by G General Electro-Components Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If STM5A240 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 STM5A240?
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 STM5A240?
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.