SAE International · Electronic Components
MS26574-3/4A
Circuit Breaker
Part NumberMS26574-3/4A
ManufacturerSAE International
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-00-493-5918 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Body Width0.580 INCHES MAXIMUM
Body StyleSINGLE POLE TYPE
Terminal Type And Quantity2 SCREW
Trip Release Ambient Temp Rating25.0 CELSIUS NOMINAL SINGLE LOCATION
Trip Delay Time In Seconds Per Rat2.000 MINIMUM AT 200 PCT AND 20.000 MAXIMUM AT 200 PCT SINGLE LOCATION
Operating Voltage Type And Rating115.0 AC AND 28.0 DC ALL LOCATIONS
Pole Quantity1
Thread Quantity Per Inch32
Maximum Continuous Load Current Ra750.0 MILLIAMPERES AC AND 750.0 MILLIAMPERES DC SINGLE LOCATION
Trip Release MethodTHERMAL SINGLE LOCATION
Ultimate Trip Rating Of Continuous145.0 SINGLE LOCATION
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 MS26574-3/4A available?
We can source MS26574-3/4A 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 MS26574-3/4A by SAE International obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS26574-3/4A 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 MS26574-3/4A?
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 MS26574-3/4A?
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.