Littelfuse World HQ · Electronic Components
0312003.
Fuse, Cartridge
Part Number0312003.
ManufacturerLittelfuse World HQ
AvailabilityAvailable to order — request a quote
Specifications
NSN5920-01-725-8001 (NSN)
Federal Item NameFUSE,CARTRIDGE
Federal Supply Class5920 — Fuses and Lightning Arresters
MaterialGLASS BODY
Overall Diameter0.25 INCHES NOMINAL
Body StyleTUBE TYPE
Overall Length1.25 INCHES NOMINAL
Interruption Indicator MethodBODY-VISUAL OR ALARM
Surface TreatmentNICKEL ALLOY TERMINAL
ESD/EMICode B — 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 0312003. available?
We can source 0312003. 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 0312003. by Littelfuse World HQ obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 0312003. 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 0312003.?
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 0312003.?
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.