Ward Leonard Ct · Electronic Components
177B5321G1S1
Relay, Electromagnetic
Part Number177B5321G1S1
ManufacturerWard Leonard Ct
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-01-152-8971 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Purpose For Which DesignedGENERAL
Main Contact Maximum Voltage Ratin400.0 AC
Mounting Facility Type And Quantit4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
MaterialPLASTIC CASE
Winding Quantity1
Nonpile Up Main Contact Arrangemen3 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Storage TypeGENERAL PURPOSE WAREHOUSE
Mounting Facility PatternRECTANGULAR SINGLE MOUNTING FACILITY
Arc Quenching MethodAIR
Frequency In Hertz60.0 NOMINAL
Overall Width5.625 INCHES NOMINAL
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 177B5321G1S1 available?
We can source 177B5321G1S1 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 177B5321G1S1 by Ward Leonard Ct obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 177B5321G1S1 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 177B5321G1S1?
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 177B5321G1S1?
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.