MIL-SPEC · Electronic Components
M39019/03-310
Circuit Breaker
Part NumberM39019/03-310
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-212-5706 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Manual Actuator Type And Quantity1 TOGGLE
Nonturn Device Length0.063 INCHES NOMINAL
Center To Center Distance Between0.906 INCHES MAXIMUM
Fragility FactorMODERATELY RUGGED
Storage TypeGENERAL PURPOSE WAREHOUSE
Nonturn Device Width0.030 INCHES NOMINAL
Mounting Facility Type And Quantit1 THREADED BUSHING WITH PANEL SEAL
Pole Quantity2
Arc Quenching MethodMAGNETIC BLOWOUT
Mounting Surface To Terminal End D1.828 INCHES MAXIMUM
Trip Delay Time In Seconds Per Rat5.000 MAXIMUM AT 200 PCT ALL LOCATIONS
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 M39019/03-310 available?
We can source M39019/03-310 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 M39019/03-310 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M39019/03-310 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 M39019/03-310?
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 M39019/03-310?
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.