Unison Industries · Electronic Components
73040
Arrester, Electrical Surge
Part Number73040
ManufacturerUnison Industries
AvailabilityAvailable to order — request a quote
Specifications
NSN5920-00-032-3316 (NSN)
Federal Item NameARRESTER,ELECTRICAL SURGE
Federal Supply Class5920 — Fuses and Lightning Arresters
Arrester TypeAIR GAP
Overall Height0.755 INCHES MAXIMUM
Breakdown Voltage400.000 VOLTS MINIMUM AND 600.000 VOLTS MAXIMUM
Overall Width0.453 INCHES MINIMUM AND 0.495 INCHES MAXIMUM
Mounting ConfigurationONE 6-32 UNC CLASS 2A THD
Body MaterialGLASS
Terminal Quantity2
Mounting MethodTHREADED STUD(S)
Usage DesignINDOOR
Terminal TypeSOLDER STUD AND THREADED STUD
Overall Length1.196 INCHES MINIMUM AND 1.434 INCHES MAXIMUM
Vendor Part Numbers928051-2
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 73040 available?
We can source 73040 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 73040 by Unison Industries obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 73040 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 73040?
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 73040?
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.