Transico, Inc. · Electronic Components
178937
Switch, Code Indicating Wheel
Part Number178937
ManufacturerTransico, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-134-0377 (NSN)
Federal Item NameSWITCH,CODE INDICATING WHEEL
Federal Supply Class5930 — Switches
Readout Indicator Marking1,2,3,4,5,6,7 SINGLE SECTION
Style DesignatorRECTANGULAR INDICATING
Overall Height1.696 INCHES NOMINAL
Individual Section Quantity1
Contact Load Current Rating125.0 MILLIAMPERES RESISTIVE LOAD AC AT SEA LEVEL
Contact Voltage Rating In Volts115.0 AC AT SEA LEVEL
Mounting Facility PatternFOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY
Longest Horizontal Distance Betwee0.094 INCHES NOMINAL SINGLE MOUNTING FACILITY
Overall Width1.366 INCHES NOMINAL
Overall Length0.500 INCHES NOMINAL
Terminal TypePRINTED CIRCUIT
Vendor Part Numbers533560-1
ESD/EMICode A — ESD/EMI sensitive item
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 178937 available?
We can source 178937 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 178937 by Transico, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 178937 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 178937?
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 178937?
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.