Lockheed Martin · Electronic Components
77A105897P072
Circuit Breaker
Part Number77A105897P072
ManufacturerLockheed Martin
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-428-7667 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Circuit Protection TypeOVERCURRENT ALL LOCATIONS
Trip Release Ambient Temp Rating-40.0 CELSIUS MINIMUM AND 70.0 CELSIUS MINIMUM ALL LOCATIONS
Distance Between Centerlines Of Mo1.370 INCHES NOMINAL
Mounting Facility Type And Quantit4 UNTHREADED HOLE(S)
Center To Center Distance Between1.375 INCHES NOMINAL
Pole Quantity3
Unthreaded Mounting Hole Diameter0.182 INCHES MINIMUM AND 0.190 INCHES MAXIMUM
Body StyleMULTIPOLE-SINGLE ACTUATOR TYPE
Terminal Type And Quantity6 COMPRESSION
Reset MethodMANUAL
Operating Voltage Type And Rating480.0 AC ALL LOCATIONS
Vendor Part Numbers77A105897P72
ESD/EMICode A — ESD/EMI sensitive item
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 77A105897P072 available?
We can source 77A105897P072 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 77A105897P072 by Lockheed Martin obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 77A105897P072 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 77A105897P072?
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 77A105897P072?
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.