Therm-O-Disc Inc. Sub Of Emerson Electric Co · Electronic Components
9RV3A51
Arrester, Electrical Surge
Part Number9RV3A51
ManufacturerTherm-O-Disc Inc. Sub Of Emerson Electric Co
AvailabilityAvailable to order — request a quote
Specifications
NSN5920-00-954-3763 (NSN)
Federal Item NameARRESTER,ELECTRICAL SURGE
Federal Supply Class5920 — Fuses and Lightning Arresters
Body MaterialSTEEL
Terminal Quantity2
Mounting ConfigurationTWO 0.406 DIA MTG HOLES
Mounting MethodHOLE
Line To Ground Voltage1500.000 VOLTS MINIMUM AND 7500.000 VOLTS MAXIMUM
Overall Diameter2.938 INCHES NOMINAL
Overall Length4.438 INCHES NOMINAL
Terminal TypeTHREADED STUD
Arrester TypeCARBON BLOCK
Usage DesignINDOOR
Vendor Part NumbersC1087729G1
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 9RV3A51 available?
We can source 9RV3A51 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 9RV3A51 by Therm-O-Disc Inc. Sub Of Emerson Electric Co obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 9RV3A51 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 9RV3A51?
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 9RV3A51?
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.