MIL-SPEC · Electronic Components
MS24143-A4
Relay, Electromagnetic
Part NumberMS24143-A4
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-01-165-5260 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Nominal Operating Current Rating A225.0 MILLIAMPERES AC SINGLE WINDING
Main Contact Load Current Rating A25.0 AMPERES AC AND 25.0 AMPERES DC MOTOR LOAD
Mounting Facility PatternRECTANGULAR SINGLE MOUNTING FACILITY
Main Contact Maximum Voltage Ratin115.0 AC AND 28.0 DC
Terminal Type And Quantity12 THREADED STUD ALL FUNCTIONS
Time Delay0.03 SECONDS MAXIMUM FIXED OPERATE TIME
Frequency In Hertz50.0 MINIMUM AND 60.0 MAXIMUM
Auxiliary Contact Load Current Rat750.0 MILLIAMPERES AC AND 750.0 MILLIAMPERES DC LAMP LOAD
Winding Quantity1
Test Data Document81349-MIL-R-6106 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DAT
Mounting Facility Type And Quantit4 UNTHREADED HOLE(S) 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 MS24143-A4 available?
We can source MS24143-A4 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 MS24143-A4 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS24143-A4 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 MS24143-A4?
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 MS24143-A4?
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.