MIL-SPEC · Electronic Components
M39019/01-256
Circuit Breaker
Part NumberM39019/01-256
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-096-4701 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Circuit Protection TypeOVERCURRENT SINGLE LOCATION
Trip Release MethodMAGNETIC SINGLE LOCATION
Reset MethodMANUAL
Maximum Continuous Load Current Ra15.0 AMPERES AC AND 15.0 AMPERES DC SINGLE LOCATION
Trip Release CharacteristicINSTANTANEOUS SINGLE LOCATION
Ultimate Trip Rating Of Continuous125.0 SINGLE LOCATION
Main Contact Tripping Mechanism TyTRIP FREE
Operating Voltage Type And Rating240.0 AC AND 50.0 DC SINGLE LOCATION
Maximum Interrupting Capacity Curr300.0 AC AND 500.0 DC SINGLE LOCATION
Thread Series DesignatorUNEF
Mounting Facility Type And Quantit1 THREADED BUSHING WITH PANEL SEAL
Cancelled NSN5925-00-181-9557 (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 M39019/01-256 available?
We can source M39019/01-256 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 M39019/01-256 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M39019/01-256 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 M39019/01-256?
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 M39019/01-256?
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.