Westinghouse Electric · Electronic Components
1299370
Circuit Breaker
Part Number1299370
ManufacturerWestinghouse Electric
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-00-248-1449 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Circuit Protection TypeOVERCURRENT ALL LOCATIONSOVERCURRENT ALL LOCATIONS
Body Length6.000 INCHES NOMINAL6.000 INCHES NOMINAL
Body StyleMULTIPOLE-SINGLE ACTUATOR TYPEMULTIPOLE-SINGLE ACTUATOR TYPE
Main Contact Tripping Mechanism TyTRIP FREETRIP FREE
Ultimate Trip Rating Of Continuous140.0 ALL LOCATIONS140.0 ALL LOCATIONS
Unthreaded Mounting Hole Diameter0.188 INCHES NOMINAL0.188 INCHES NOMINAL
Distance Between Centerlines Of Mo1.625 INCHES NOMINAL1.625 INCHES NOMINAL
Pole Quantity33
Center To Center Distance Between4.562 INCHES NOMINAL4.562 INCHES NOMINAL
Maximum Interrupting Capacity Curr18000.0 AC ALL LOCATIONS18000.0 AC ALL LOCATIONS
Reset MethodMANUALMANUAL
Vendor Part Numbers5904-4B, 1764661, 17190-35, 24J454-12, 422186PC35, 422176PC91
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 1299370 available?
We can source 1299370 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 1299370 by Westinghouse Electric obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1299370 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 1299370?
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 1299370?
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.