Transico, Inc. · Electronic Components
2A778M
Switch, Code Indicating Wheel
Part Number2A778M
ManufacturerTransico, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-067-7315 (NSN)
Federal Item NameSWITCH,CODE INDICATING WHEEL
Federal Supply Class5930 — Switches
Contact Arrangement Truth TableBCD, 1 POLE - 8 POSITIONS EACH SECTION
Individual Section Quantity2
ColorBLACK EACH INDICATOR BACKGROUND
Contact Voltage Rating In Volts28.0 DC AT SEA LEVEL
Thread Class2B SINGLE MOUNTING FACILITY
Actuator TypeTHUMBWHEEL ALL ACTUATORS
Contact Load Current Rating125.0 MILLIAMPERES RESISTIVE LOAD AC AT SEA LEVEL
Nominal Thread Size0.086 INCHES SINGLE MOUNTING FACILITY
Operating Temp Range-65.0 TO 100.0 CELSIUS
Overall Height1.696 INCHES NOMINAL
Overall Length1.700 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 2A778M available?
We can source 2A778M 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 2A778M by Transico, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 2A778M 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 2A778M?
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 2A778M?
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.