MIL-SPEC · Electronic Components
NAS4117C38
Heat Sink-Insulator
Part NumberNAS4117C38
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-01-202-9732 (NSN)
Federal Item NameHEAT SINK-INSULATOR
Federal Supply Class5999 — Miscellaneous Electrical Components
Mounting Facility Type And Quantit3 UNTHREADED HOLE(S) FIRST MOUNTING FACILITY
Overall Length0.610 INCHES MINIMUM AND 0.610 INCHES MINIMUM AND 0.640 INCHES MAXIMUM0.640 INCHES MAXIMUM
Test Data Document81349-MIL-H-87111 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DA
Accommodated Device Mounting HoleSEVEN HOLE
Overall Width0.610 INCHES MINIMUM AND 0.610 INCHES MINIMUM AND 0.640 INCHES MAXIMUM0.640 INCHES MAXIMUM
Unthreaded Mounting Hole Diameter0.035 INCHES MINIMUM AND 0.065 INCHES MAXIMUM SECOND MOUNTING FACILITY
Overall Height0.008 INCHES MINIMUM AND 0.008 INCHES MINIMUM AND 0.010 INCHES MAXIMUM0.010 INCHES MAXIMUM
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 NAS4117C38 available?
We can source NAS4117C38 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 NAS4117C38 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If NAS4117C38 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 NAS4117C38?
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 NAS4117C38?
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.