MIL-SPEC · Electronic Components
FM03-10A
Fuse, Cartridge
Part NumberFM03-10A
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5920-00-403-4899 (NSN)
Federal Item NameFUSE,CARTRIDGE
Federal Supply Class5920 — Fuses and Lightning Arresters
Surface TreatmentNICKEL TERMINAL
MaterialCERAMIC CASE
Overall Length1.250 INCHES NOMINAL
Overall Diameter0.250 INCHES NOMINAL
Maximum Voltage Rating In Volts250.0 AC AND 250.0 DC
Interruption Indicator MethodOPAQUE BODY
Continuous Current Rating In Amps10.000
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
Circuit Over Current InterruptionNORMAL INSTANTANEOUS
Body StyleTUBE TYPE
Test Data Document81349-MIL-F-23419 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DA
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 FM03-10A available?
We can source FM03-10A 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 FM03-10A by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If FM03-10A 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 FM03-10A?
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 FM03-10A?
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.