Electro Switch Corp. · Electronic Components
33903LL
Switch, Rotary
Part Number33903LL
ManufacturerElectro Switch Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-055-9428 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Knob Special MarkingsARROW SYMBOL
Thread Quantity Per Inch32 SINGLE MOUNTING FACILITY
Contact Load Current Rating5.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
Switch Actuator Positioning Increm45.0 DEGREES SINGLE ACTUATOR
Knob Manufacturer Code82121
Switch Actuator Stop Device TypeADJUSTABLE STOP SINGLE ACTUATOR
Thread Class2A SINGLE MOUNTING FACILITY
First Flat Length0.750 INCHES NOMINAL SINGLE ACTUATOR
Contact Voltage Rating In Volts125.0 AC AT SEA LEVEL
Thread Length0.469 INCHES NOMINAL SINGLE MOUNTING FACILITY
Overall Diameter2.000 INCHES NOMINAL
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 33903LL available?
We can source 33903LL 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 33903LL by Electro Switch Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 33903LL 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 33903LL?
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 33903LL?
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.