William S Guttenberg · Electronic Components
B12906-1
Switch, Push
Part NumberB12906-1
ManufacturerWilliam S Guttenberg
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-538-2504 (NSN)
Federal Item NameSWITCH,PUSH
Federal Supply Class5930 — Switches
Center To Center Distance Between1.281 INCHES NOMINAL
Nominal Thread Size0.164 INCHES
Actuator InscriptionSTART SINGLE ACTUATOR
Contact Load Current Rating At Max1.000 AMPERES RESISTIVE DC AND 5.000 AMPERES RESISTIVE AC
Nonpile Up Contact Arrangement1 POLE, SINGLE THROW, NORMALLY OPEN, DOUBLE MAKE, MOMENTARY ACTION SINGLE SWITCH UNIT
Terminal Type And Quantity2 SCREW
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Body Height2.375 INCHES NOMINAL
Maximum Voltage Rating In Volts440.0 AC AND 250.0 DC
Body Width2.250 INCHES NOMINAL
Actuator Height0.312 INCHES NOMINAL
Vendor Part Numbers12928-525-16
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 B12906-1 available?
We can source B12906-1 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 B12906-1 by William S Guttenberg obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If B12906-1 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 B12906-1?
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 B12906-1?
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.