● ISO 9001:2015 · ANSI/ESD S20.20-2021 · ERAI Member · GIDEP · Woman-Owned Small Business 760.724.2800 · 855.RH.HAS.IT · info@rhelectronics.com
Home / Catalog / MIL-SPEC / M55629/6-004
MIL-SPEC  · Electronic Components

M55629/6-004

Circuit Breaker

Part NumberM55629/6-004
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Actuator Position DesignationAT EACH POLE
External Actuator Linkage ArrangemONE, TWO, AND THREE LINKED
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Test Data Document81349-MIL-C-55629 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DA
Center To Center Distance Between0.719 INCHES MINIMUM AND 0.781 INCHES MAXIMUM
Boss Height0.109 INCHES MINIMUM AND 0.171 INCHES MAXIMUM
Distance Between Centerlines Of Mo2.046 INCHES MINIMUM AND 2.078 INCHES MAXIMUM
Arc Quenching MethodMAGNETIC BLOWOUT
Fragility FactorMODERATELY RUGGED
Storage TypeGENERAL PURPOSE WAREHOUSE
Mounting Surface To Terminal End D2.800 INCHES MAXIMUM
Review your list (0) →
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

Frequently asked

Is M55629/6-004 available?
We can source M55629/6-004 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 M55629/6-004 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M55629/6-004 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 M55629/6-004?
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 M55629/6-004?
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.