Raytheon Company · Electronic Components
1648633
Heat Sink, Electrical
Part Number1648633
ManufacturerRaytheon Company
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-01-200-8316 (NSN)
Federal Item NameHEAT SINK,ELECTRICAL-ELECTRONIC
Federal Supply Class5999 — Miscellaneous Electrical Components
Overall Length4.000 INCHES NOMINAL
MaterialALUMINUM ALLOY
Unthreaded Mounting Hole Diameter0.531 INCHES NOMINAL SECOND MOUNTING FACILITY
Material Document And ClassificatiQQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
Surface Treatment Document And ClaMIL-C-5541,CLASS 1A MIL SPEC SINGLE TREATMENT RESPONSE
Surface TreatmentCHROMATE
Overall Width3.000 INCHES NOMINAL
Mounting Facility Type And Quantit4 UNTHREADED HOLE(S) FIRST MOUNTING FACILITY
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 1648633 available?
We can source 1648633 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 1648633 by Raytheon Company obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1648633 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 1648633?
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 1648633?
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.