William Spencer · Electronic Components
1SS0280
Switch, Toggle
Part Number1SS0280
ManufacturerWilliam Spencer
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-786-4040 (NSN)
Federal Item NameSWITCH,TOGGLE
Federal Supply Class5930 — Switches
Nonpile Up Contact Arrangement2 POLE, SINGLE THROW, NORMALLY CLOSED, DOUBLE BREAK, MOMENTARY ACTION SINGLE SWITCH UNIT
Terminal Type And Quantity4 TAB, SOLDER LUG
Contact Load Current Rating At Max50.000 AMPERES RESISTIVE DC AND 20.000 AMPERES RESISTIVE AC
Body Length1.312 INCHES NOMINAL
Thread Quantity Per Inch32
Body Width0.750 INCHES NOMINAL
Thread Series DesignatorUN
Nominal Thread Size0.469 INCHES
Body StyleBUSHING MOUNT
Maximum Voltage Rating In Volts125.0 AC AND 30.0 DC
Bushing Length0.469 INCHES NOMINAL
Vendor Part Numbers450-5144, 1JA3827-1, 10607338-1, 99019-92
Cancelled NSN5930-00-642-9237 (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 1SS0280 available?
We can source 1SS0280 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 1SS0280 by William Spencer obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1SS0280 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 1SS0280?
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 1SS0280?
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.