MIL-SPEC · Electronic Components
M55629/22KNKNKN
Circuit Breaker
Part NumberM55629/22KNKNKN
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-266-6237 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Main Contact Tripping Mechanism TyTRIP FREE
Bushing Length0.625 INCHES NOMINAL
Frequency In Hertz60.0 SINGLE LOCATION
Maximum Continuous Load Current Ra4.00 AMPERES AC SINGLE LOCATION
Body Length2.265 INCHES NOMINAL
Center To Center Distance Between1.530 INCHES NOMINAL
Distance Between Centerlines Of Mo0.735 INCHES MINIMUM AND 0.765 INCHES MAXIMUM
Trip Delay Time In Seconds Per Rat0.160 MINIMUM AT 200 PCT AND 1.600 MAXIMUM AT 200 PCT SINGLE LOCATION
Trip Release MethodMAGNETIC SINGLE LOCATION
Pole Quantity3
Body Width2.000 INCHES NOMINAL
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 M55629/22KNKNKN available?
We can source M55629/22KNKNKN 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 M55629/22KNKNKN by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M55629/22KNKNKN 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 M55629/22KNKNKN?
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 M55629/22KNKNKN?
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.