Cubic Defense Applications · Electronic Components
233743-1
Heat Sink-Insulator
Part Number233743-1
ManufacturerCubic Defense Applications
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-01-408-7906 (NSN)
Federal Item NameHEAT SINK-INSULATOR
Federal Supply Class5999 — Miscellaneous Electrical Components
Unthreaded Mounting Hole Diameter0.125 INCHES NOMINAL AND 0.171 INCHES NOMINAL SINGLE MOUNTING FACILITY
Mounting Facility Type And Quantit4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
MaterialCOPPER AND RUBBER SYNTHETIC AND GLASS FIBER
Vendor Part Numbers69-12-B948-1678
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 233743-1 available?
We can source 233743-1 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 233743-1 by Cubic Defense Applications obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 233743-1 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 233743-1?
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 233743-1?
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.