Electro Switch Corp. · Electronic Components
MC321-8
Switch Section, Rotary
Part NumberMC321-8
ManufacturerElectro Switch Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-457-0340 (NSN)
Federal Item NameSWITCH SECTION,ROTARY
Federal Supply Class5930 — Switches
Mounting MethodUNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Style DesignatorSWITCH SECTION, ROTARY
Pole Quantity1 SINGLE SECTION REAR
Mounting Facility PatternTWO POSITION IN-LINE SINGLE MOUNTING FACILITY
Rotor Through Connection Quantity1 SINGLE SECTION
Distance Between Mounting Facility2.000 INCHES NOMINAL SINGLE MOUNTING FACILITY
Throw Quantity15 SINGLE SECTION REAR
Body Thickness0.125 INCHES NOMINAL
Unthreaded Mounting Hole Diameter0.094 INCHES NOMINAL SINGLE MOUNTING FACILITY
Overall Width2.312 INCHES NOMINAL
Overall Height2.500 INCHES NOMINAL
Vendor Part Numbers264369DLX8
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 MC321-8 available?
We can source MC321-8 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 MC321-8 by Electro Switch Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MC321-8 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 MC321-8?
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 MC321-8?
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.