Staco Systems, Inc. · Electronic Components
491S08A
Switch, Push
Part Number491S08A
ManufacturerStaco Systems, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-257-5952 (NSN)
Federal Item NameSWITCH,PUSH
Federal Supply Class5930 — Switches
Body Height2.820 INCHES NOMINAL
MaterialPLASTIC CASE
Maximum Voltage Rating In Volts115.0 AC AND 28.0 DC
Mounting MethodPANEL
Inclosure TypeFULLY INCLOSED
Overall Width0.870 INCHES NOMINAL
Hazardous Locations EnvironmentalDUSTPROOF AND FUNGUS RESISTANT AND MOISTURE RESISTANT AND SHOCK RESISTANT AND VIBRATION RESISTANT
Overall Length0.870 INCHES NOMINAL
Body Width0.870 INCHES NOMINAL
Body StylePANEL MOUNT
Body Length0.870 INCHES NOMINAL
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 491S08A available?
We can source 491S08A 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 491S08A by Staco Systems, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 491S08A 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 491S08A?
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 491S08A?
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.