Joslyn Corp. · Electronic Components
AD1000FG
Arrester, Lightning
Part NumberAD1000FG
ManufacturerJoslyn Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5920-00-781-1270 (NSN)
Federal Item NameARRESTER,LIGHTNING
Federal Supply Class5920 — Fuses and Lightning Arresters
Body MaterialGLASS
Terminal Quantity2
Mounting MethodHOLE
Arrester TypeAIR GAP
Overall Length4.812 INCHES NOMINAL
Criticality Code JustificationFEAT
Mounting ConfigurationSIX 0.177 IN. DIA MTG HOLES EQUALLY SPACED ON A 1.312 IN. RADIUS
Overall Diameter3.000 INCHES NOMINAL
Breakdown Voltage4.000 KILOVOLTS MINIMUM AND 5.000 KILOVOLTS MAXIMUM
Terminal TypeSCREW
Vendor Part Numbers1928-01
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 AD1000FG available?
We can source AD1000FG 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 AD1000FG by Joslyn Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If AD1000FG 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 AD1000FG?
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 AD1000FG?
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.