Westinghouse Electric Corp. · Electronic Components
S1574796
Circuit Breaker
Part NumberS1574796
ManufacturerWestinghouse Electric Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-00-343-6747 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Overall Length21.063 INCHES MAXIMUM
Body StyleRECTANGULAR DIMENSIONAL ENVELOPE
Maximum Interrupting Capacity Curr40000.0 AC AND 25000.0 DC ALL LOCATIONS
Ultimate Trip Rating Of Continuous138.0 ALL LOCATIONS
Trip Release MethodTHERMAL ALL LOCATIONS
Maximum Continuous Load Current Ra600.0 AMPERES AC AND 600.0 AMPERES DC ALL LOCATIONS
Trip Release CharacteristicINSTANTANEOUS ALL LOCATIONS
Frequency In Hertz400.0 ALL LOCATIONS
Actuator Position DesignationAT POLE TWO
Arc Quenching MethodMAGNETIC BLOWOUT
Pole Quantity3
Vendor Part Numbers46J440PC22, 48J800PC17, 1JH231PC15, 26D1879ITEM14, 21D7715ITEM18, S6202H3102260PC15
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 S1574796 available?
We can source S1574796 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 S1574796 by Westinghouse Electric Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If S1574796 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 S1574796?
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 S1574796?
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.