Lockheed Martin · Electronic Components
17-143-019-00
Circuit Breaker
Part Number17-143-019-00
ManufacturerLockheed Martin
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-023-2478 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Trip Release MethodMAGNETIC-HYDRAULIC ALL LOCATIONSMAGNETIC-HYDRAULIC ALL LOCATIONS
Trip Release CharacteristicTIME DELAY ALL LOCATIONSTIME DELAY ALL LOCATIONS
Circuit Protection TypeOVERCURRENT ALL LOCATIONSOVERCURRENT ALL LOCATIONS
Maximum Continuous Load Current Ra15.0 AMPERES AC ALL LOCATIONS15.0 AMPERES AC ALL LOCATIONS
Operating Voltage Type And Rating250.0 AC ALL LOCATIONS250.0 AC ALL LOCATIONS
Main Contact Tripping Mechanism TyTRIP FREETRIP FREE
Ultimate Trip Rating Of Continuous125.0 ALL LOCATIONS125.0 ALL LOCATIONS
Reset MethodMANUALMANUAL
Maximum Interrupting Capacity Curr1000.0 AC ALL LOCATIONS1000.0 AC ALL LOCATIONS
Pole Quantity33
Storage TypeGENERAL PURPOSE WAREHOUSEGENERAL 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 17-143-019-00 available?
We can source 17-143-019-00 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 17-143-019-00 by Lockheed Martin obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 17-143-019-00 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 17-143-019-00?
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 17-143-019-00?
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.