MIL-SPEC · Electronic Components
NAS4119A44B
Heat Sink, Electrical
Part NumberNAS4119A44B
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-01-320-7867 (NSN)
Federal Item NameHEAT SINK,ELECTRICAL-ELECTRONIC
Federal Supply Class5999 — Miscellaneous Electrical Components
Mounting Facility Type And Quantit1 UNTHREADED HOLE(S) FIRST MOUNTING FACILITY
Surface TreatmentANODIZE
Material Document And ClassificatiQQ-A-200 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-250 FED SPEC SINGLE MATERIAL RESPONSE
Surface Treatment Document And ClaMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE
Unthreaded Mounting Hole Diameter0.317 INCHES NOMINAL SECOND MOUNTING FACILITY
Test Data Document81349-MIL-H-87111/3 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE
Overall Height0.250 INCHES NOMINAL
MaterialALUMINUM OR ALUMINUM ALLOY
Overall Diameter0.750 INCHES NOMINAL
ESD/EMICode B — 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 NAS4119A44B available?
We can source NAS4119A44B 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 NAS4119A44B by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If NAS4119A44B 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 NAS4119A44B?
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 NAS4119A44B?
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.