Lockheed Martin Corporation · Electronic Components
1211447-201
Circuit Breaker
Part Number1211447-201
ManufacturerLockheed Martin Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-394-8251 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Switch Location And Position DesigINTERNAL AT POLE THREE
Main Contact Tripping Mechanism TyTRIP FREE
Trip Release MethodMAGNETIC ALL LOCATIONS
Operating Voltage Type And Rating240.0 AC ALL LOCATIONS
Body StyleMULTIPOLE-SINGLE ACTUATOR TYPE
Mounting Facility Type And Quantit1 THREADED BUSHING WITH PANEL SEAL
Center To Center Distance Between0.750 INCHES NOMINAL
Switch Contact ArrangementSINGLE POLE, DOUBLE THROW
Pole Quantity3
Mounting Surface To Terminal End D2.790 INCHES MAXIMUM
Thread Quantity Per Inch32
Vendor Part NumbersIALN111-1REC4-23340-1
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 1211447-201 available?
We can source 1211447-201 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 1211447-201 by Lockheed Martin Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1211447-201 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 1211447-201?
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 1211447-201?
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.