CAE USA · Electronic Components
5278
Switch, Rotary
Part Number5278
ManufacturerCAE USA
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-432-2657 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Shaft Length0.875 INCHES NOMINAL SINGLE ACTUATOR
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Shaft Diameter0.250 INCHES NOMINAL SINGLE ACTUATOR
Throw Quantity2 SINGLE SECTION REAR
Thread Length0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY
Switch Actuator Positioning Increm30.0 DEGREES SINGLE ACTUATOR
Individual Section Quantity1
First Flat Length0.375 INCHES NOMINAL SINGLE ACTUATOR
Nominal Thread Size0.375 INCHES SINGLE MOUNTING FACILITY
Contact Switching ActionBREAKS BEFORE MAKES SINGLE SECTION REAR
Shaft TypeROUND, FLATTED SINGLE ACTUATOR
Overall Length1.463 INCHES NOMINAL
Bushing Diameter1.688 INCHES NOMINAL
Included Contact Quantity2 SINGLE MATING END SECOND CONTACT GROUPING
Contact RemovabilityNONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Contact Maximum Current Rating In15.0 SINGLE MATING END ALL CONTACT GROUPINGS
Polarization MethodCONTACT
Contact Maximum Ac Voltage Rating125.0 SINGLE MATING END ALL CONTACT GROUPINGS
Environmental ProtectionSALT WATER RESISTANT
Overall Diameter2.438 INCHES NOMINAL
Mating End Quantity1
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 5278 available?
We can source 5278 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 5278 by CAE USA obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 5278 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 5278?
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 5278?
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.