Lockheed Martin Corp. · Electronic Components
612457-12
Circuit Breaker
Part Number612457-12
ManufacturerLockheed Martin Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-00-175-2575 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Internal Trip Release ConfiguratioSERIES TRIP SINGLE LOCATION
MaterialPLASTIC CASE
Ultimate Trip Rating Of Continuous130.0 SINGLE LOCATION
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Operating Voltage Type And Rating115.0 AC AND 30.0 DC SINGLE LOCATION
Trip Delay Time In Seconds Per Rat8.000 MAXIMUM AT 200 PCT SINGLE LOCATION
Main Contact Tripping Mechanism TyTRIP FREE
Mounting Facility Type And Quantit2 THREADED HOLE(S)
Actuator Position DesignationAT POLE ONE
Unpackaged Unit Weight1.850 OUNCES NOMINAL
Distance Between Centerlines Of Mo1.812 INCHES NOMINAL
Vendor Part Numbers6363-1-30
Cancelled NSN5925-00-586-6127 (cancelled)
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 612457-12 available?
We can source 612457-12 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 612457-12 by Lockheed Martin Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 612457-12 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 612457-12?
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 612457-12?
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.