Westinghouse Electric Corp. · Electronic Components
S1577792
Switch Assembly
Part NumberS1577792
ManufacturerWestinghouse Electric Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-049-9740 (NSN)
Federal Item NameSWITCH ASSEMBLY
Federal Supply Class5930 — Switches
Inclosure MaterialIRON CAST
Mounting ConfigurationTHREE 0.250 IN. DIA MTG HOLES,TWO ON BASE LINE 2.875 IN. C TO C,ONE ON VERTICAL CENTERLINE 6.250 IN. FROM BASE LINE
Overall Length6.875 INCHES NOMINAL
Overall Width3.750 INCHES NOMINAL
Overall Height4.719 INCHES NOMINAL
Mounting MethodBASE
Switch TypePUSH
Inclosure TypeFULLY INCLOSED
Special MarkingsSTART AND STOP MARKED ON PANEL
Controlling AgencyWESTINGHOUSE ELECTRIC CORP
Individual Switch Quantity2
Vendor Part Numbers47A4254G18, S47A4254G18, S1033999
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 S1577792 available?
We can source S1577792 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 S1577792 by Westinghouse Electric Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If S1577792 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 S1577792?
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 S1577792?
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.