Littelfuse · Electronic Components
R251 010
Fuse, Cartridge
Part NumberR251 010
ManufacturerLittelfuse
AvailabilityAvailable to order — request a quote
Specifications
NSN5920-01-503-2940 (NSN)
Federal Item NameFUSE,CARTRIDGE
Federal Supply Class5920 — Fuses and Lightning Arresters
Body StylePIGTAIL TYPE
Terminal Diameter0.025 INCHES NOMINAL
Maximum Voltage Rating In Volts125.0 AC AND 125.0 DC
Circuit Over Current InterruptionNORMAL INSTANTANEOUS
Overall Diameter0.095 INCHES NOMINAL
Interruption Indicator MethodVISIBLE ELEMENT
Overall Length0.280 INCHES NOMINAL
Continuous Current Rating In Amps10.000
Terminal Length1.500 INCHES NOMINAL
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 R251 010 available?
We can source R251 010 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 R251 010 by Littelfuse obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If R251 010 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 R251 010?
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 R251 010?
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.