Sensata Technologies Maryland · Electronic Components
APL-1-1-51-503
Circuit Breaker
Part NumberAPL-1-1-51-503
ManufacturerSensata Technologies Maryland
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-304-0361 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Internal Trip Release ConfiguratioSERIES TRIP SINGLE LOCATION
Manual Actuator Type And Quantity1 TOGGLE
Distance Between Centerlines Of Mo2.050 INCHES MINIMUM AND 2.070 INCHES MAXIMUM
Arc Quenching MethodMAGNETIC BLOWOUT
Mounting Facility Type And Quantit2 THREADED HOLE(S)
Boss Height0.150 INCHES NOMINAL
Thread Quantity Per Inch32
Center To Center Distance Between1.940 INCHES NOMINAL
Special Handling FeatureMAGNETIC
Mounting Surface To Terminal End D2.475 INCHES NOMINAL
Storage TypeGENERAL PURPOSE WAREHOUSE
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 APL-1-1-51-503 available?
We can source APL-1-1-51-503 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 APL-1-1-51-503 by Sensata Technologies Maryland obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If APL-1-1-51-503 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 APL-1-1-51-503?
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 APL-1-1-51-503?
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.