Electro Switch Corp. · Electronic Components
32903LH
Switch, Rotary
Part Number32903LH
ManufacturerElectro Switch Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-578-3109 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Thread Length0.470 INCHES NOMINAL SINGLE MOUNTING FACILITY
Switch Actuator Indexing Position3 SINGLE ACTUATOR
Overall Diameter1.875 INCHES NOMINAL
Contact Switching ActionBREAKS BEFORE MAKES THIRD SECTION FRONT
Contact Voltage Rating In Volts28.0 DC AT SEA LEVEL
Terminal TypeSCREW
Switch Actuator Positioning Increm45.0 DEGREES SINGLE ACTUATOR
Thread Quantity Per Inch32 SINGLE MOUNTING FACILITY
Switch Contact Basic DesignNONPILE-UP NONSYMMETRICAL
Individual Section Quantity3
Thread Series DesignatorUNS 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 32903LH available?
We can source 32903LH 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 32903LH by Electro Switch Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 32903LH 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 32903LH?
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 32903LH?
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.