MIL-SPEC · Electronic Components
AQB-A50-15
Circuit Breaker
Part NumberAQB-A50-15
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-188-6298 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Body StyleMULTIPOLE-SINGLE ACTUATOR TYPE
Body Length4.125 INCHES NOMINAL
Maximum Interrupting Capacity Curr5000.0 AC AND 2500.0 DC ALL LOCATIONS
Circuit Protection TypeOVERCURRENT ALL LOCATIONS
Nominal Thread Size0.216 INCHES
Test Data Document81349-MIL-C-17361 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DA
Distance Between Centerlines Of Mo2.938 INCHES NOMINAL
Center To Center Distance Between2.625 INCHES NOMINAL
Pole Quantity3
Fragility FactorMODERATELY RUGGED
Mounting Facility Type And Quantit2 THREADED HOLE(S)
Cancelled NSN5925-01-282-8660 (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 AQB-A50-15 available?
We can source AQB-A50-15 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 AQB-A50-15 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If AQB-A50-15 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 AQB-A50-15?
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 AQB-A50-15?
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.