Northrop Grumman Systems Corporation · Electronic Components
1857432
Circuit Breaker
Part Number1857432
ManufacturerNorthrop Grumman Systems Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-129-6220 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Trip Release CharacteristicINSTANTANEOUS THIRD LOCATION
Operating Voltage Type And Rating12.0 DC THIRD LOCATION
Trip Release MethodMAGNETIC-HYDRAULIC ALL LOCATIONS
Maximum Interrupting Capacity Curr500.0 DC THIRD LOCATION
Maximum Continuous Load Current Ra12.0 AMPERES AC FIRST LOCATION
Frequency In Hertz400.0 FIRST LOCATION
Trip Delay Time In Seconds Per Rat0.500 MINIMUM AT 200 PCT AND 9.000 MAXIMUM AT 200 PCT FIRST LOCATION
Circuit Protection TypeOVERCURRENT ALL LOCATIONS
Ultimate Trip Rating Of Continuous135.0 ALL LOCATIONS
Main Contact Tripping Mechanism TyTRIP FREE
Internal Trip Release ConfiguratioSERIES TRIP FIRST LOCATION
Vendor Part NumbersAP114-6092-1
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 1857432 available?
We can source 1857432 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 1857432 by Northrop Grumman Systems Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1857432 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 1857432?
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 1857432?
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.