● ISO 9001:2015 · ANSI/ESD S20.20-2021 · ERAI Member · GIDEP · Woman-Owned Small Business 760.724.2800 · 855.RH.HAS.IT · info@rhelectronics.com
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Mason Electric  · Electronic Components

STD959-21

Switch, Push

Part NumberSTD959-21
ManufacturerMason Electric
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameSWITCH,PUSH
Federal Supply Class5930 — Switches
Actuator InscriptionAP SINGLE ACTUATOR
Inclosure TypeFULLY INCLOSED
Terminal Type And Quantity2 TAB W/SCREW
Mounting MethodPANEL
ColorBLACK SINGLE ACTUATOR
Overall Length1.375 INCHES NOMINAL
Body Length0.594 INCHES NOMINAL
Overall Height0.623 INCHES NOMINAL
Overall Width0.623 INCHES NOMINAL
Body Diameter0.562 INCHES NOMINAL
Body StylePANEL MOUNT
Vendor Part Numbers959-21, P1-10065, NX302AB1B04, W102MB6-C399
Cancelled NSN5930-00-841-2635 (cancelled)
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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

Frequently asked

Is STD959-21 available?
We can source STD959-21 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 STD959-21 by Mason Electric obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If STD959-21 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 STD959-21?
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 STD959-21?
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.