Belfort Instrument · Electronic Components
521226
Switch, Toggle
Part Number521226
ManufacturerBelfort Instrument
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-642-9253 (NSN)
Federal Item NameSWITCH,TOGGLE
Federal Supply Class5930 — Switches
Body Width1.328 INCHES NOMINAL
Bushing Length0.469 INCHES NOMINAL
Body Length1.438 INCHES NOMINAL
Switch Actuator Quantity1
Actuator Length0.688 INCHES NOMINAL
Maximum Voltage Rating In Volts125.0 AC AND 30.0 DC
Contact Load Current Rating At Max30.000 AMPERES RESISTIVE DC AND 20.000 AMPERES RESISTIVE AC
Body Height1.000 INCHES NOMINAL
Nonpile Up Contact Arrangement4 POLE, DOUBLE THROW, THREE POSITIONS MAINTAINED SINGLE SWITCH UNIT
Terminal Type And Quantity12 TAB, SOLDER LUG
Vendor Part NumbersSW1183-1, 410084-2, 714267-6, 714267-6REVC
Cancelled NSN5930-00-606-8550 (cancelled)
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 521226 available?
We can source 521226 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 521226 by Belfort Instrument obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 521226 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 521226?
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 521226?
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.