Raytheon Company · Electronic Components
3355218-2
Heat Sink, Electrical
Part Number3355218-2
ManufacturerRaytheon Company
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-01-188-2643 (NSN)
Federal Item NameHEAT SINK,ELECTRICAL-ELECTRONIC
Federal Supply Class5999 — Miscellaneous Electrical Components
MaterialALUMINUM ALLOY 356.0
Overall Height0.415 INCHES NOMINAL
Surface TreatmentANODIZE
Unthreaded Mounting Hole Diameter0.094 INCHES NOMINAL SINGLE MOUNTING FACILITY
Overall Length4.688 INCHES NOMINAL
Mounting Facility Type And Quantit4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Material Document And ClassificatiQQ-A-601 FED SPEC SINGLE MATERIAL RESPONSE
Overall Width4.075 INCHES NOMINAL
Surface Treatment Document And ClaMIL-A-8625,TYPE 3,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE
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 3355218-2 available?
We can source 3355218-2 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 3355218-2 by Raytheon Company obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 3355218-2 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 3355218-2?
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 3355218-2?
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.