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Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
A3171224
Heat Sink, Electrical
Part NumberA3171224
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-01-399-2220 (NSN)
Federal Item NameHEAT SINK,ELECTRICAL-ELECTRONIC
Federal Supply Class5999 — Miscellaneous Electrical Components
Surface TreatmentPAINT
Body StyleEXTRUDED
Mounting Facility Type And Quantit14 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Accommodated Device Mounting Hole14
Surface Treatment Document And ClaMILF14072 FINISH NUMBER +510-2 FINAL PAINT FILM PER MIL-C-46168 COLOR NUMBER 33303 (SAND) MIL SPEC SINGLE TREATMENT RESP
Overall Height3.380 INCHES NOMINAL
Overall Length8.750 INCHES MINIMUM AND 8.810 INCHES MAXIMUM
Overall Width8.500 INCHES MINIMUM AND 8.560 INCHES MAXIMUM
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 A3171224 available?
We can source A3171224 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 A3171224 by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If A3171224 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 A3171224?
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 A3171224?
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.