Northrop Grumman Systems Corporation · Electronic Components
B3221-1
Switch, Rotary
Part NumberB3221-1
ManufacturerNorthrop Grumman Systems Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-548-6690 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
First Flat Length0.375 INCHES NOMINAL SINGLE ACTUATOR
Nominal Thread Size0.375 INCHES SINGLE MOUNTING FACILITY
Individual Section Quantity2
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Switch Actuator Stop Device TypeADJUSTABLE STOP SINGLE ACTUATOR
Switch Actuator Positioning Increm30.0 DEGREES SINGLE ACTUATOR
Flat Height0.219 INCHES NOMINAL SINGLE ACTUATOR
Throw Quantity2 EACH SECTION REAR
Pole Quantity4 EACH SECTION REAR
Thread Series DesignatorUNEF SINGLE MOUNTING FACILITY
Vendor Part NumbersPA03100594
For Use WithOmron B3F-1000, B3F-1000-G, B3F-3000, B3F-3000-G, B3F-6000, B3W-1000 & B3FS-1000 Tactile Switches
ProducttraceabilityNo
RohscompliantYES
Actuator Cap ColourBlack
Product RangeB32 Series
IscanonicalY
Hazardousfalse
RohsphthalatescompliantYES
UseccnEAR99
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 B3221-1 available?
We can source B3221-1 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 B3221-1 by Northrop Grumman Systems Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If B3221-1 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 B3221-1?
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 B3221-1?
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.