Rockwell Collins · Electronic Components
260-4021-240
Circuit Breaker
Part Number260-4021-240
ManufacturerRockwell Collins
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-242-2690 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Switch Voltage Rating And Type In250.0 AC AND 50.0 DC
Fragility FactorMODERATELY RUGGED
Center To Center Distance Between1.950 INCHES MINIMUM AND 1.970 INCHES MAXIMUM
Distance Between Centerlines Of Mo2.050 INCHES MINIMUM AND 2.070 INCHES MAXIMUM
Special Handling FeatureMAGNETIC
Pole Quantity1
Thread Quantity Per Inch32
Arc Quenching MethodMAGNETIC BLOWOUT
Switch Contact ArrangementSINGLE POLE, DOUBLE THROW
Storage TypeGENERAL PURPOSE WAREHOUSE
Boss Height0.145 INCHES MINIMUM AND 0.160 INCHES MAXIMUM
Vendor Part NumbersAPL1R-571-240
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 260-4021-240 available?
We can source 260-4021-240 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 260-4021-240 by Rockwell Collins obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 260-4021-240 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 260-4021-240?
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 260-4021-240?
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.