Bae Systems Information And Electronic Systems Integration Inc. · Electronic Components
H503A002-101
Relay, Electromagnetic
Part NumberH503A002-101
ManufacturerBae Systems Information And Electronic Systems Integration Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-01-412-8420 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Overall Length3.420 INCHES NOMINAL
Main Contact Load Current Rating A120.0 MILLIAMPERES AC RESISTIVE LOAD
Nonpile Up Main Contact Arrangemen3 TWO CIRCUIT, TWO POSITIONS MOMENTARY
Minimum Differential Electrical Op120.0 MILLIAMPERES
Mounting Facility Type And Quantit2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Center To Center Distance Between2.875 INCHES NOMINAL SINGLE MOUNTING FACILITY
Main Contact Maximum Voltage Ratin124.0 AC
Environmental ProtectionHERMETIC
Mounting Facility PatternCIRUCLAR SINGLE MOUNTING FACILITY
Nonpile Up Auxiliary Contact Arran3 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Overall Height3.440 INCHES MAXIMUM
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 H503A002-101 available?
We can source H503A002-101 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 H503A002-101 by Bae Systems Information And Electronic Systems Integration Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If H503A002-101 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 H503A002-101?
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 H503A002-101?
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.