Raytheon · Electronic Components
721899-287
Switch, Rotary
Part Number721899-287
ManufacturerRaytheon
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-677-8232 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Thread Length0.250 INCHES NOMINAL SINGLE MOUNTING FACILITY
Individual Section Quantity3
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Overall Height1.300 INCHES MINIMUM AND 1.500 INCHES MAXIMUM
Contact Load Current Rating1.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL
Shaft Diameter0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM SINGLE ACTUATOR
Nonturn Device TypeTAB AT 3:00 OCLOCK
Pole Quantity1 EACH SECTION REAR
Contact Voltage Rating In Volts28.0 DC AT SEA LEVEL
Shaft Length0.750 INCHES NOMINAL SINGLE ACTUATOR
Precious MaterialSILVER
Vendor Part Numbers83948-F3C, 183948-F3C
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 721899-287 available?
We can source 721899-287 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 721899-287 by Raytheon obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 721899-287 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 721899-287?
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 721899-287?
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.