MIL-SPEC · Electronic Components
F03B250V4AS
Fuse, Cartridge
Part NumberF03B250V4AS
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5920-01-514-5190 (NSN)
Federal Item NameFUSE,CARTRIDGE
Federal Supply Class5920 — Fuses and Lightning Arresters
Test Data Document81349-MIL-PRF-15160 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE
Precious Material And LocationTERMINAL SURFACE SILVER
Precious MaterialSILVER
MaterialCERAMIC OR PLASTIC CASE
Overall Length1.219 INCHES MINIMUM AND 1.281 INCHES MAXIMUM
Overall Diameter0.246 INCHES MINIMUM AND 0.254 INCHES MAXIMUM
Interruption Indicator MethodOPAQUE BODY
Continuous Current Rating In Amps4.000
Circuit Over Current InterruptionTIME DELAY
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
Maximum Voltage Rating In Volts250.0 AC AND 250.0 DC
ESD/EMICode A — ESD/EMI sensitive item
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 F03B250V4AS available?
We can source F03B250V4AS 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 F03B250V4AS by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If F03B250V4AS 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 F03B250V4AS?
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 F03B250V4AS?
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.