MIL-SPEC · Electronic Components
M55629/20JK
Circuit Breaker
Part NumberM55629/20JK
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-414-4678 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Reset MethodMANUAL
Mounting Facility Type And Quantit1 THREADED BUSHING WITH PANEL SEAL
Mounting Surface To Terminal End D2.232 INCHES MAXIMUM
Thread Series DesignatorUN
Center To Center Distance Between1.530 INCHES NOMINAL
Terminal Type And Quantity2 TAB W/SCREW
Test Data Document81349-MIL-C-55629 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DA
Bushing Length0.625 INCHES NOMINAL
Thread Quantity Per Inch32
Body StyleSINGLE POLE TYPE
Body Width2.000 INCHES NOMINAL
ESD/EMICode A — ESD/EMI sensitive item
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 M55629/20JK available?
We can source M55629/20JK 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 M55629/20JK by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M55629/20JK 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 M55629/20JK?
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 M55629/20JK?
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.