Inficon Inc. · Electronic Components
101-203
Switch, Rotary
Part Number101-203
ManufacturerInficon Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-171-7668 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Precious Material And LocationCONTACT SURFACES GOLD AND CONTACTS SILVER
Style DesignatorCIRCULAR WAFER, BUSHING MOUNT
Precious MaterialGOLD AND SILVER
Throw Quantity11 SINGLE SECTION FRONT
Pole Quantity1 SINGLE SECTION FRONT
Nonturn Device TypeTAB AT 3:00 OCLOCK
Contact Voltage Rating In Volts28.0 DC AT SEA LEVEL
Switch Actuator Indexing Position11 SINGLE ACTUATOR
Flat Height0.200 INCHES NOMINAL SINGLE ACTUATOR
Shaft Diameter0.250 INCHES NOMINAL SINGLE ACTUATOR
First Flat Length0.300 INCHES NOMINAL SINGLE ACTUATOR
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 101-203 available?
We can source 101-203 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 101-203 by Inficon Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 101-203 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 101-203?
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 101-203?
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.