Northrop Grumman Systems Corporation · Electronic Components
128C188H15
Circuit Breaker
Part Number128C188H15
ManufacturerNorthrop Grumman Systems Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-00-155-2587 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Maximum Interrupting Capacity Curr5000.0 AC ALL LOCATIONS
Maximum Continuous Load Current Ra18.0 AMPERES AC ALL LOCATIONS
Circuit Protection TypeOVERCURRENT ALL LOCATIONS
Trip Release CharacteristicTIME DELAY ALL LOCATIONS
Ultimate Trip Rating Of Continuous115.0 ALL LOCATIONS
Distance Between Centerlines Of Mo2.050 INCHES MINIMUM AND 2.070 INCHES MAXIMUM
External Actuator Linkage ArrangemONE, TWO, AND THREE LINKED
Inclosure Protection Type For WhicFUNGUS RESISTANT AND MOISTURE RESISTANT AND SALT SPRAY PROOF AND SHOCK RESISTANT AND VIBRATION RESISTANT
Arc Quenching MethodMAGNETIC BLOWOUT
Center To Center Distance Between1.940 INCHES NOMINAL
Thread Quantity Per Inch32
Vendor Part NumbersAPL-111-1-42-183-M, AM3R-A3A16-LC070A-16-1
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 128C188H15 available?
We can source 128C188H15 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 128C188H15 by Northrop Grumman Systems Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 128C188H15 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 128C188H15?
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 128C188H15?
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.