Electroswitch · Electronic Components
256118-AA4
Switch, Rotary
Part Number256118-AA4
ManufacturerElectroswitch
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-410-7758 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Switch Actuator Stop Device TypeFIXED STOP SINGLE ACTUATOR
Individual Section Quantity4
Switch Actuator Indexing Position6 SINGLE ACTUATOR
Nominal Thread Size0.375 INCHES SINGLE MOUNTING FACILITY
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Style DesignatorCIRCULAR WAFER, BUSHING MOUNT
Operating Temp Range-65.0 TO 85.0 CELSIUS
Switch Actuator Positioning Increm45.0 DEGREES SINGLE ACTUATOR
Test Data Document81349-MIL-S-3786 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DAT
Terminal TypeTAB, SOLDER LUG
Thread Series DesignatorUNEF SINGLE MOUNTING FACILITY
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 256118-AA4 available?
We can source 256118-AA4 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 256118-AA4 by Electroswitch obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 256118-AA4 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 256118-AA4?
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 256118-AA4?
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.