Janco · Electronic Components
49-1945S12N1
Switch, Lock
Part Number49-1945S12N1
ManufacturerJanco
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-466-2181 (NSN)
Federal Item NameSWITCH,LOCK
Federal Supply Class5930 — Switches
Terminal Type And Quantity3 TAB, SOLDER LUG
Nominal Thread Size0.138 INCHES
Contact Load Current Rating At Max5.000 AMPERES RESISTIVE DC AND 2.500 AMPERES INDUCTIVE DC AND 5.000 AMPERES RESISTIVE AC
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Maximum Voltage Rating In Volts115.0 AC AND 28.0 DC
Inclosure TypeFULLY INCLOSED
Center To Center Distance Between1.250 INCHES NOMINAL
Thread Quantity Per Inch32
Body StyleHOLE MOUNTED
Body Length1.700 INCHES MAXIMUM
Body Diameter1.500 INCHES NOMINAL
Vendor Part Numbers2843577
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 49-1945S12N1 available?
We can source 49-1945S12N1 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 49-1945S12N1 by Janco obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 49-1945S12N1 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 49-1945S12N1?
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 49-1945S12N1?
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.