Otto Engineering Inc. · Electronic Components
T7-121B1
Switch, Toggle
Part NumberT7-121B1
ManufacturerOtto Engineering Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-523-0542 (NSN)
Federal Item NameSWITCH,TOGGLE
Federal Supply Class5930 — Switches
Bushing Length0.470 INCHES NOMINAL
Maximum Voltage Rating In Volts28.0 DC AND 115.0 AC
Actuator Height0.660 INCHES NOMINAL
Thread Quantity Per Inch32
Thread Series DesignatorUNS
Actuator Position Action RelationsLEFT POSITION MAINTAINED AND RIGHT POSITION MAINTAINED
Inclosure TypeFULLY INCLOSED
Actuator Diameter0.250 INCHES NOMINAL
Nominal Thread Size0.469 INCHES
Terminal Type And Quantity6 SCREW
Mounting MethodTHREADED BUSHING
Vendor Part Numbers124419
ESD/EMICode A — ESD/EMI sensitive item
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 T7-121B1 available?
We can source T7-121B1 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 T7-121B1 by Otto Engineering Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If T7-121B1 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 T7-121B1?
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 T7-121B1?
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.