Electroswitch · Electronic Components
4-2556-520
Switch Section, Rotary
Part Number4-2556-520
ManufacturerElectroswitch
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-048-7549 (NSN)
Federal Item NameSWITCH SECTION,ROTARY
Federal Supply Class5930 — Switches
Mounting MethodSTRUT SINGLE MOUNTING FACILITY
Contact Load Current Rating450.0 MILLIAMPERES RESISTIVE LOAD AC AT SEA LEVEL
Precious MaterialSILVER
Terminal TypeTAB, SOLDER LUG
Contact Voltage Rating In Volts115.0 AC AT SEA LEVEL
Style DesignatorSWITCH SECTION, ROTARY
Precious Material And LocationTERMINALS AND CONTACT SURFACES SILVER
Overall Width1.422 INCHES MAXIMUM
Overall Height1.578 INCHES MAXIMUM
Switch Contact Basic DesignNONPILE-UP NONSYMMETRICAL
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 4-2556-520 available?
We can source 4-2556-520 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 4-2556-520 by Electroswitch obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 4-2556-520 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 4-2556-520?
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 4-2556-520?
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.