Stromberg-Carlson Corp. A Plessey Telecommunications · Electronic Components
803103-000
Relay, Electromagnetic
Part Number803103-000
ManufacturerStromberg-Carlson Corp. A Plessey Telecommunications
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-237-1750 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Overall Length4.310 INCHES NOMINAL
Environmental ProtectionDUSTPROOF
Thread Series DesignatorUNF SINGLE MOUNTING FACILITY
Winding Dc Resistance Rating1.7 OHMS NOMINAL SINGLE WINDING
Mounting Facility Type And Quantit1 THREADED STUD(S) SINGLE MOUNTING FACILITY
Nominal Thread Size0.190 INCHES SINGLE MOUNTING FACILITY
Thread Class2A SINGLE MOUNTING FACILITY
Terminal Type And Quantity4 PIN ALL FUNCTIONS
Overall Width1.120 INCHES NOMINAL
Winding Quantity1
Main Contact Load Current Rating A1.0 AMPERES AC AND 1.0 AMPERES DC RESISTIVE LOAD
Vendor Part Numbers803103
Cancelled NSN5945-00-258-3431 (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 803103-000 available?
We can source 803103-000 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 803103-000 by Stromberg-Carlson Corp. A Plessey Telecommunications obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 803103-000 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 803103-000?
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 803103-000?
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.