Phaostron Instrument And Electronic Company · Electronic Components
PR9503A
Relay, Electromagnetic
Part NumberPR9503A
ManufacturerPhaostron Instrument And Electronic Company
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-321-0832 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Thread Quantity Per Inch32 SINGLE MOUNTING FACILITY
Thread Class2B SINGLE MOUNTING FACILITY
Cubic Measure49.029 CUBIC INCHES
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Duty TypeCONTINUOUS
Nonpile Up Main Contact Arrangemen3 POLE, SINGLE THROW, NORMALLY OPEN, DOUBLE MAKE, MOMENTARY ACTION AND 7 POLE, SINGLE THROW, NORMALLY CLOSED, DOUBLE BRE
Thread DirectionRIGHT-HAND SINGLE MOUNTING FACILITY
Terminal Type And Quantity14 WIRE LEAD ALL FUNCTIONS
Operating Voltage Rating And Type30.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Features ProvidedLATCHING CONTACTS
Nominal Thread Size0.138 INCHES SINGLE MOUNTING FACILITY
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 PR9503A available?
We can source PR9503A 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 PR9503A by Phaostron Instrument And Electronic Company obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If PR9503A 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 PR9503A?
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 PR9503A?
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.