Staco Systems, Inc. · Electronic Components
491S07A
Switch, Push
Part Number491S07A
ManufacturerStaco Systems, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-289-4057 (NSN)
Federal Item NameSWITCH,PUSH
Federal Supply Class5930 — Switches
MaterialPLASTIC CASE
Maximum Voltage Rating In Volts115.0 AC AND 28.0 DC
Inclosure TypeFULLY INCLOSED
Mounting MethodPANEL
Overall Length0.870 INCHES NOMINAL
Body Width0.750 INCHES NOMINAL
Body StylePANEL MOUNT
Precious Material And LocationCONTACT SURFACES GOLD
Overall Height3.120 INCHES NOMINAL
Body Height2.820 INCHES NOMINAL
Contact Load Current Rating At Max2.000 AMPERES RESISTIVE DC AND 1.000 AMPERES INDUCTIVE DC AND 750.000 MILLIAMPERES LAMP DC AND 2.000 AMPERES RESISTIVE A
Vendor Part Numbers60180406-01
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 491S07A available?
We can source 491S07A 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 491S07A by Staco Systems, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 491S07A 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 491S07A?
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 491S07A?
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.