American Zettler · Electronic Components
AZ421-56-1H
Relay, Electromagnetic
Part NumberAZ421-56-1H
ManufacturerAmerican Zettler
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-532-1571 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Main Contact Maximum Voltage Ratin29.0 DC
Operating Voltage Rating And Type48.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Time Delay0.014 SECONDS NOMINAL FIXED OPERATE TIME
Nominal Thread Size0.112 INCHES SINGLE MOUNTING FACILITY
Terminal Type And Quantity14 PIN ALL FUNCTIONS
Thread Quantity Per Inch40 SINGLE MOUNTING FACILITY
Cubic Measure1.100 CUBIC INCHES
Main Contact Load Current Rating A5.0 AMPERES DC RESISTIVE LOAD
Overall Length1.310 INCHES NOMINAL
Winding Dc Resistance Rating2.5 KILOHMS NOMINAL SINGLE WINDING
Environmental ProtectionDUSTPROOF
Vendor Part NumbersW67C SX-9, 603500-106, 703500-106
Cancelled NSN5945-00-830-6350 (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 AZ421-56-1H available?
We can source AZ421-56-1H 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 AZ421-56-1H by American Zettler obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If AZ421-56-1H 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 AZ421-56-1H?
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 AZ421-56-1H?
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.