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Joint Army-Navy Specifications Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M · Electronic Components
SS04A20
Switch, Sensitive
Part NumberSS04A20
ManufacturerJoint Army-Navy Specifications Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-251-8927 (NSN)
Federal Item NameSWITCH,SENSITIVE
Federal Supply Class5930 — Switches
Nonpile Up Contact Arrangement1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY SINGLE SWITCH UNIT
Switch Actuating Force6.0 OUNCES MAXIMUM
Actuator StyleLEAF
Features ProvidedACTUATOR SEAL
Terminal Type And Quantity3 TAB, SOLDER LUG
Switch Release Force0.5 OUNCES MINIMUM
Actuator Movement0.156 PRETRAVEL INCHES MAXIMUM AND 0.063 OVERTRAVEL INCHES MINIMUM AND 0.050 DIFFERENTIAL INCHES MAXIMUM
Center To Center Distance Between1.000 INCHES NOMINAL
Actuator Width0.219 INCHES NOMINAL
Body Length1.937 INCHES NOMINAL
Unthreaded Mounting Hole Diameter0.140 INCHES NOMINAL
Cancelled NSN5930-00-296-9146 (cancelled)
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 SS04A20 available?
We can source SS04A20 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 SS04A20 by Joint Army-Navy Specifications Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SS04A20 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 SS04A20?
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 SS04A20?
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.