Naval Sea Systems Command · Electronic Components
5856690-004
Heat Sink-Insulator
Part Number5856690-004
ManufacturerNaval Sea Systems Command
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-01-393-8755 (NSN)
Federal Item NameHEAT SINK-INSULATOR
Federal Supply Class5999 — Miscellaneous Electrical Components
Mounting Facility Type And Quantit2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Overall Length2.030 INCHES NOMINAL2.030 INCHES NOMINAL
Unthreaded Mounting Hole Diameter0.142 INCHES MINIMUM AND 0.152 INCHES MAXIMUM SINGLE MOUNTING FACILITY
Overall Width1.312 INCHES NOMINAL1.312 INCHES NOMINAL
MaterialGLASS FIBER AND RUBBER SILICONE CLASS Q
Overall Height0.009 INCHES NOMINAL0.009 INCHES NOMINAL
Vendor Part Numbers41-99-02, 69-11-D195-1674
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 5856690-004 available?
We can source 5856690-004 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 5856690-004 by Naval Sea Systems Command obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 5856690-004 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 5856690-004?
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 5856690-004?
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.