MIL-SPEC · Electronic Components
FM01A125V5A
Fuse, Cartridge
Part NumberFM01A125V5A
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5920-00-919-8121 (NSN)
Federal Item NameFUSE,CARTRIDGE
Federal Supply Class5920 — Fuses and Lightning Arresters
Test Data Document81349-MIL-F-23419 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DA
Surface TreatmentNICKEL TERMINAL
Maximum Voltage Rating In Volts125.0 AC AND 125.0 DC
Body Length0.248 INCHES MINIMUM AND 0.252 INCHES MAXIMUM
Terminal Length0.168 INCHES MINIMUM AND 0.172 INCHES MAXIMUM
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
Interruption Indicator MethodOPAQUE BODY
Continuous Current Rating In Amps5.000
Overall Diameter0.268 INCHES MINIMUM AND 0.272 INCHES MAXIMUM
Terminal Diameter0.039 INCHES MINIMUM AND 0.043 INCHES MAXIMUM
Circuit Over Current InterruptionNORMAL INSTANTANEOUS
Cancelled NSN5920-00-052-3543 (cancelled)
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 FM01A125V5A available?
We can source FM01A125V5A 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 FM01A125V5A by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If FM01A125V5A 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 FM01A125V5A?
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 FM01A125V5A?
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.