Raytheon Company · Electronic Components
721843-9
Switch, Rotary
Part Number721843-9
ManufacturerRaytheon Company
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-008-4205 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Shaft Diameter0.248 INCHES MINIMUM AND 0.251 INCHES MAXIMUM SINGLE ACTUATOR
Terminal TypeTAB, SOLDER LUG
Nonturn Device TypeTAB AT 3:00 OCLOCK
Switch Actuator Stop Device TypeFIXED STOP SINGLE ACTUATOR
Nominal Thread Size0.375 INCHES SINGLE MOUNTING FACILITY
First Flat Length0.250 INCHES NOMINAL SINGLE ACTUATOR
Thread Class2A SINGLE MOUNTING FACILITY
Contact Voltage Rating In Volts300.0 LOWEST AC VOLTAGE RATING AT SEA LEVEL
Switch Actuator Indexing Position5 SINGLE ACTUATOR
Overall Height1.340 INCHES MAXIMUM
Contact Switching ActionBREAKS BEFORE MAKES SINGLE SECTION REAR
Vendor Part Numbers275265F1C
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 721843-9 available?
We can source 721843-9 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 721843-9 by Raytheon Company obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 721843-9 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 721843-9?
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 721843-9?
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.