MIL-SPEC · Electronic Components
M55629/12-041
Circuit Breaker
Part NumberM55629/12-041
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-249-9064 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Bushing Length0.099 INCHES MINIMUM AND 0.161 INCHES MAXIMUM
Body Length2.219 INCHES MINIMUM AND 2.281 INCHES MAXIMUM
Actuator Position DesignationAT EACH POLE
Switch Location And Position DesigINTERNAL AT POLE ONE
Internal Trip Release ConfiguratioSERIES TRIP ALL LOCATIONS
Fragility FactorMODERATELY RUGGED
Distance Between Centerlines Of Mo0.719 INCHES MINIMUM AND 0.781 INCHES MAXIMUM
Main Contact Tripping Mechanism TyTRIP FREE
Maximum Interrupting Capacity Curr1000.0 AC ALL LOCATIONS
Special Handling FeatureMAGNETIC
Arc Quenching MethodMAGNETIC BLOWOUT
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 M55629/12-041 available?
We can source M55629/12-041 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 M55629/12-041 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M55629/12-041 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 M55629/12-041?
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 M55629/12-041?
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.