SELCO · Electronic Components
OA-190
Thermostat; Disc; 125/250 VAC; 15/10 A; Solder Tab; 1500 VAC per 1 Minute; 0 de
Part NumberOA-190
ManufacturerSELCO
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-454-5635 (NSN)
Federal Item NameSWITCH,THERMOSTATIC
Terminal TypeQUICK DISCONNECT, MALE
Mounting MethodBRACKET(S) AND UNTHREADED HOLE(S)
Overall Length1.181 INCHES NOMINAL
Overall Height0.335 INCHES NOMINAL
Features ProvidedHERMETICALLY SEALED CASE
Contact Load Current Rating10.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE
Media For Which DesignedGAS
Contact Stimulus Rating190.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT
Contact AdjustabilityACTUATION POINT NOT ADJUSTABLE
Style DesignatorDISC W/FLANGE
Federal Supply Class5930 — Switches
Contact Voltage Rating In Volts125.0 AC AT SEA LEVEL FIRST VOLTAGE
Unthreaded Mounting Hole Diameter0.138 INCHES NOMINAL
Contact Action StimulusINCREASE
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 OA-190 available?
We can source OA-190 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 OA-190 by SELCO obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If OA-190 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 OA-190?
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 OA-190?
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.