Northrop Grumman Support Services · Electronic Components
635A800H04
Heat Sink, Electrical
Part Number635A800H04
ManufacturerNorthrop Grumman Support Services
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-01-424-8804 (NSN)
Federal Item NameHEAT SINK,ELECTRICAL-ELECTRONIC
Federal Supply Class5999 — Miscellaneous Electrical Components
MaterialALUMINUM ALLOY
Unthreaded Mounting Hole Diameter0.092 INCHES MINIMUM AND 0.098 INCHES MAXIMUM SINGLE MOUNTING FACILITY
Material Document And ClassificatiQQ-A-200/9, 6063-T6 FED SPEC SINGLE MATERIAL RESPONSE
Surface TreatmentANODIZE
Mounting Facility Type And Quantit4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Overall Width1.500 INCHES NOMINAL
Overall Height0.446 INCHES MINIMUM AND 0.476 INCHES MAXIMUM
Body StyleEXTRUDED
Surface Treatment Document And ClaMIL-A-8625, TYPE II, CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE
Overall Length4.690 INCHES MINIMUM AND 4.810 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 635A800H04 available?
We can source 635A800H04 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 635A800H04 by Northrop Grumman Support Services obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 635A800H04 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 635A800H04?
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 635A800H04?
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.