Guardian Electric Manufacturing · Electronic Components
640U-2C-240A
Relay, Electromagnetic
Part Number640U-2C-240A
ManufacturerGuardian Electric Manufacturing
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-180-3747 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Main Contact Load Current Rating A10.0 AMPERES AC RESISTIVE LOAD
Operating Voltage Rating And Type240.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Frequency In Hertz60.0 NOMINAL
Overall Width1.094 INCHES NOMINAL
Nominal Thread Size0.164 INCHES SINGLE MOUNTING FACILITY
Overall Length1.875 INCHES NOMINAL
Nonpile Up Main Contact Arrangemen2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Coil Quantity1
Terminal Type And Quantity8 PIN ALL FUNCTIONS
Overall Height2.156 INCHES NOMINAL
Cancelled NSN5945-00-937-1825 (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 640U-2C-240A available?
We can source 640U-2C-240A 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 640U-2C-240A by Guardian Electric Manufacturing obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 640U-2C-240A 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 640U-2C-240A?
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 640U-2C-240A?
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.