MIL-SPEC · Electronic Components
F77A125V1A
Fuse, Cartridge
Part NumberF77A125V1A
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5920-00-163-4112 (NSN)
Federal Item NameFUSE,CARTRIDGE
Federal Supply Class5920 — Fuses and Lightning Arresters
Surface TreatmentNICKEL TERMINAL
MaterialFIBER CASE
Body Length1.187 INCHES NOMINAL
Overall Length1.265 INCHES NOMINAL
Precious MaterialSILVER
Interruption Indicator MethodVISIBLE ELEMENT
Maximum Voltage Rating In Volts125.0 AC AND 125.0 DC
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
Circuit Over Current InterruptionNORMAL INSTANTANEOUS
Precious Material And LocationINDICATING PIN SURFACES SILVER
Overall Diameter0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM
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 F77A125V1A available?
We can source F77A125V1A 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 F77A125V1A by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If F77A125V1A 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 F77A125V1A?
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 F77A125V1A?
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.