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Boeing  · Electronic Components

18523-501-1

Heat Sink, Electrical

Part Number18523-501-1
ManufacturerBoeing
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameHEAT SINK,ELECTRICAL-ELECTRONIC
Federal Supply Class5999 — Miscellaneous Electrical Components
Material Document And ClassificatiQQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE
Overall Height0.405 INCHES MINIMUM AND 0.415 INCHES MAXIMUM
MaterialALUMINUM ALLOY 5052
Overall Length0.505 INCHES MINIMUM AND 0.515 INCHES MAXIMUM
Overall Width0.505 INCHES MINIMUM AND 0.515 INCHES MAXIMUM
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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

Frequently asked

Is 18523-501-1 available?
We can source 18523-501-1 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 18523-501-1 by Boeing obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 18523-501-1 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 18523-501-1?
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 18523-501-1?
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.