MIL-SPEC · Electronic Components
M55629/21LMLM
Circuit Breaker
Part NumberM55629/21LMLM
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-568-9515 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Trip Release MethodMAGNETIC ALL LOCATIONS
Trip Release CharacteristicTIME DELAY ALL LOCATIONS
Reset MethodMANUAL
Maximum Continuous Load Current Ra5.0 AMPERES AC ALL LOCATIONS
Main Contact Tripping Mechanism TyTRIP FREE
Center To Center Distance Between0.750 INCHES NOMINAL
Mounting Facility Type And Quantit1 THREADED BUSHING WITH PANEL SEAL
Pole Quantity2
Mounting Surface To Terminal End D2.232 INCHES MAXIMUM
Trip Delay Time In Seconds Per Rat3.000 MINIMUM AT 200 PCT AND 20.000 MAXIMUM AT 200 PCT ALL LOCATIONS
Manual Actuator Type And Quantity1 TOGGLE
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 M55629/21LMLM available?
We can source M55629/21LMLM 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 M55629/21LMLM by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M55629/21LMLM 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 M55629/21LMLM?
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 M55629/21LMLM?
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.