Olympic Controls Corp. · Electronic Components
4QA100B
Relay, Electromagnetic
Part Number4QA100B
ManufacturerOlympic Controls Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-258-9691 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Terminal Type And Quantity5 PIN ALL FUNCTIONS
Duty TypeCONTINUOUS
Winding Quantity1
Overall Length1.562 INCHES NOMINAL
Thread Class2B SINGLE MOUNTING FACILITY
Overall Height1.250 INCHES NOMINAL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Mounting Facility Type And Quantit4 THREADED HOLE(S) SINGLE MOUNTING FACILITY
Center To Center Distance Between0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY
Nominal Thread Size0.112 INCHES SINGLE MOUNTING FACILITY
Pile Up Main Contact Form Arrangem1C
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 4QA100B available?
We can source 4QA100B 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 4QA100B by Olympic Controls Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 4QA100B 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 4QA100B?
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 4QA100B?
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.