Naval Ordnance Standards · Electronic Components
12Z13001-203
Relay, Electromagnetic
Part Number12Z13001-203
ManufacturerNaval Ordnance Standards
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-259-9881 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Main Contact Load Current Rating A5.0 AMPERES AC RESISTIVE LOAD
Overall Height2.680 INCHES NOMINAL
Nominal Thread Size0.138 INCHES SINGLE MOUNTING FACILITY
Overall Width1.430 INCHES NOMINAL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Mounting Facility PatternTRIANGLE SINGLE MOUNTING FACILITY
Winding Quantity1
Winding Dc Resistance Rating185.0 OHMS NOMINAL SINGLE WINDING
Thread Quantity Per Inch32 SINGLE MOUNTING FACILITY
Pile Up Main Contact Form Arrangem4C
Duty TypeCONTINUOUS
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 12Z13001-203 available?
We can source 12Z13001-203 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 12Z13001-203 by Naval Ordnance Standards obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 12Z13001-203 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 12Z13001-203?
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 12Z13001-203?
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.