Dialight Corporation · Electronic Components
521-9174
Light Emitting Diode
Part Number521-9174
ManufacturerDialight Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5980-01-038-2418 (NSN)
Federal Item NameLIGHT EMITTING DIODE
Federal Supply Class5980 — Optoelectronic Devices
Lens TransparencyTRANSLUCENT
Luminous Intensity1.6 MILLICANDELA MINIMUM
Voltage Rating In Volts Per Charac5.0 NOMINAL REVERSE VOLTAGE, INSTANTANEOUS
Overall Length0.285 INCHES NOMINAL
MaterialPLASTIC ENCLOSURE
Semiconductor MaterialGALLIUM ARSENIDE PHOSPHIDE
Current Rating Per Characteristic40.00 MILLIAMPERES NOMINAL FORWARD CURRENT, DC
Terminal Type And Quantity2 UNINSULATED WIRE LEAD
Power Rating Per Characteristic120.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
Color Tone Produced Per SourceYELLOW LENS
Mounting MethodTERMINAL
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 521-9174 available?
We can source 521-9174 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 521-9174 by Dialight Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 521-9174 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 521-9174?
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 521-9174?
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.