Naval Sea Systems Command · Electronic Components
303-7015989FN049
Fuse, Cartridge
Part Number303-7015989FN049
ManufacturerNaval Sea Systems Command
AvailabilityAvailable to order — request a quote
Specifications
NSN5920-01-528-3432 (NSN)
Federal Item NameFUSE,CARTRIDGE
Federal Supply Class5920 — Fuses and Lightning Arresters
Body Length124.0 MILLIMETERS NOMINAL
Mounting Slot Width9.0 MILLIMETERS NOMINAL
Continuous Current Rating In Amps63.000
Circuit Over Current InterruptionNORMAL INSTANTANEOUS
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
Maximum Voltage Rating In Volts750.0 DC
Center To Center Distance Between156.0 MILLIMETERS NOMINAL
Overall Length181.0 MILLIMETERS 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 303-7015989FN049 available?
We can source 303-7015989FN049 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 303-7015989FN049 by Naval Sea Systems Command obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 303-7015989FN049 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 303-7015989FN049?
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 303-7015989FN049?
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.