MIL-SPEC · Electronic Components
LF5H400RD
Fuse, Cartridge
Part NumberLF5H400RD
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5920-01-285-4703 (NSN)
Federal Item NameFUSE,CARTRIDGE
Federal Supply Class5920 — Fuses and Lightning Arresters
Fragility FactorMODERATELY RUGGED
Precious Material And LocationTERMINAL SURFACES SILVER
Continuous Current Rating In Amps400.000
Center To Center Distance Between2.250 INCHES NOMINAL
Body Diameter2.000 INCHES NOMINAL
Overall Width2.875 INCHES NOMINAL
Interruption Indicator MethodTERMINAL-VISUAL OR ALARM
MaterialCOPPER ALLOY TERMINAL
Overall Length2.844 INCHES NOMINAL
Maximum Voltage Rating In Volts500.0 AC
Circuit Over Current InterruptionNORMAL INSTANTANEOUS
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 LF5H400RD available?
We can source LF5H400RD 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 LF5H400RD by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If LF5H400RD 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 LF5H400RD?
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 LF5H400RD?
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.