Leach International Corp. · Electronic Components
KA1A
Relay, Electromagnetic
Part NumberKA1A
ManufacturerLeach International Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-451-7476 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Duty TypeCONTINUOUS
Mounting Facility Type And Quantit1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
Winding Quantity1
Coil Quantity1
Operating Voltage Rating And Type28.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Nonpile Up Main Contact Arrangemen4 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Time Delay0.015 SECONDS MAXIMUM FIXED OPERATE AND RELEASE TIME
Main Contact Maximum Voltage Ratin115.0 AC AND 28.0 DC
Terminal Type And Quantity14 PIN ALL FUNCTIONS
Environmental ProtectionDUSTPROOF
Overall Length1.270 INCHES NOMINAL
Vendor Part Numbers618-539-9101
Cancelled NSN5945-01-095-9909 (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 KA1A available?
We can source KA1A 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 KA1A by Leach International Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If KA1A 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 KA1A?
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 KA1A?
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.