Bussmann · Electronic Components
BK/S500-6.3-R
FUSE 6.3A 250V FAST GLASS S500
Part NumberBK/S500-6.3-R
ManufacturerBussmann
AvailabilityAvailable to order — request a quote
Specifications
NSN5920-01-714-8444 (NSN)
Federal Item NameFUSE,CARTRIDGE
MaterialCERAMIC BODY
Overall Length20.0 MILLIMETERS NOMINAL
Overall Diameter5.0 MILLIMETERS NOMINAL
Body StyleTANGENT LEADS
Special FeaturesINTERRUPT RATING: 63 AIC AT 250 VAC; TYPICAL DC COLD RESISTANCE: 113 OHMS; FREQUENCY RATING 50 HZ; MATERIAL: GLASS TUBE
Continuous Current Rating In Amps6.3
Maximum Voltage Rating In Volts250.0 AC
Interruption Indicator MethodNO VISUAL INDICATION
Federal Supply Class5920 — Fuses, Arrestors, Absorbers, And Protectors
Vendor Part Numbers48K9873
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 BK/S500-6.3-R available?
We can source BK/S500-6.3-R 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 BK/S500-6.3-R by Bussmann obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If BK/S500-6.3-R 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 BK/S500-6.3-R?
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 BK/S500-6.3-R?
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.