Lucent Technologies Inc. Corporate Headquarters · Electronic Components
G643241-2
Circuit Breaker
Part NumberG643241-2
ManufacturerLucent Technologies Inc. Corporate Headquarters
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-202-0980 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Distance Between Centerlines Of Mo1.628 INCHES MINIMUM AND 1.692 INCHES MAXIMUM
Fragility FactorMODERATELY RUGGED
Mounting Surface To Terminal End D1.898 INCHES MINIMUM AND 1.962 INCHES MAXIMUM
Center To Center Distance Between1.528 INCHES MINIMUM AND 1.592 INCHES MAXIMUM
Circuit Protection TypeOVERCURRENT SINGLE LOCATION
Maximum Continuous Load Current Ra5.0 AMPERES DC SINGLE LOCATION
Main Contact Tripping Mechanism TyTRIP FREE
Trip Delay Time In Seconds Per Rat0.150 MINIMUM AT 200 PCT AND 1.500 MAXIMUM AT 200 PCT SINGLE LOCATION
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Nominal Thread Size0.138 INCHES
Mounting Facility Type And Quantit2 THREADED HOLE(S)
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 G643241-2 available?
We can source G643241-2 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 G643241-2 by Lucent Technologies Inc. Corporate Headquarters obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If G643241-2 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 G643241-2?
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 G643241-2?
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.