Lockheed Martin Corporation · Electronic Components
77C719237-9
Circuit Breaker
Part Number77C719237-9
ManufacturerLockheed Martin Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-161-9562 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Internal Trip Release ConfiguratioSERIES TRIP ALL LOCATIONS
Thread Pitch Diameters+0.1177 TO 0.1214 INCHES
Operating Voltage Type And Rating250.0 AC ALL LOCATIONS
Center To Center Distance Between1.928 INCHES MINIMUM AND 1.948 INCHES MAXIMUM
Fragility FactorMODERATELY RUGGED
Circuit Protection TypeOVERCURRENT ALL LOCATIONS
Thread Quantity Per Inch32
Maximum Interrupting Capacity Curr1000.0 AC ALL LOCATIONS
Storage TypeGENERAL PURPOSE WAREHOUSE
Mounting Surface To Terminal End D2.461 INCHES MINIMUM AND 2.481 INCHES MAXIMUM
Main Contact Tripping Mechanism TyTRIP FREE
Vendor Part NumbersAM3R-Z1044-2W
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 77C719237-9 available?
We can source 77C719237-9 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 77C719237-9 by Lockheed Martin Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 77C719237-9 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 77C719237-9?
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 77C719237-9?
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.