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US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
SM-A-761256
Arrester, Electrical Surge
Part NumberSM-A-761256
ManufacturerUS Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5920-01-084-0875 (NSN)
Federal Item NameARRESTER,ELECTRICAL SURGE
Federal Supply Class5920 — Fuses and Lightning Arresters
Precious MaterialSILVER
Precious Material And LocationCASE SURFACE SILVER
Body MaterialGLASS
Breakdown Voltage550.000 VOLTS MINIMUM AND 725.000 VOLTS MAXIMUM
Terminal TypeWIRE LEAD
Mounting MethodWIRE LEAD TERMINAL(S)
Terminal Quantity2
Overall Diameter0.165 INCHES NOMINAL
Usage DesignINDOOR AND OUTDOOR
Overall Length0.950 INCHES MAXIMUM
Mounting ConfigurationTWO LEADS 1.500 IN. MIN LENGTH 0.020 IN. DIAMETER RADIALLY LOCATED 0.575 IN. MIN TO 0.605 IN. MAX APART ALONG LENGTH OF
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 SM-A-761256 available?
We can source SM-A-761256 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 SM-A-761256 by US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SM-A-761256 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 SM-A-761256?
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 SM-A-761256?
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.