Hobart Bros · Electronic Components
HF478
Switch Assembly
Part NumberHF478
ManufacturerHobart Bros
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-273-0759 (NSN)
Federal Item NameSWITCH ASSEMBLY
Federal Supply Class5930 — Switches
Mounting Configuration2 MTG HOLES 1/8 IN. DIA CENTRALLY SPACED 4-1/4 IN. C TO C
Switch TypePUSH
Individual Switch Quantity2
Identifying NumberHF477 PART NO.
Special Markings//ON// AND //OFF// MARKED ON BUTTONS
Controlling AgencyTHE HOBART BROTHERS CO
Overall Height1.438 INCHES NOMINAL
Overall Length4.750 INCHES NOMINAL
Overall Width1.125 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 HF478 available?
We can source HF478 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 HF478 by Hobart Bros obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If HF478 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 HF478?
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 HF478?
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.