Eaton Corporation · Electronic Components
MSH66A
Heater, Thermal Release
Part NumberMSH66A
ManufacturerEaton Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-00-400-2137 (NSN)
Federal Item NameHEATER,THERMAL RELEASE
Federal Supply Class5999 — Miscellaneous Electrical Components
Overall Height0.875 INCHES NOMINAL
Overall Length1.500 INCHES NOMINAL
Overall Width0.250 INCHES NOMINAL
ESD/EMICode B — ESD/EMI sensitive item
ProducttraceabilityNo
RohscompliantTBA
IscanonicalY
Hazardousfalse
RohsphthalatescompliantTBA
UseccnUnknown
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 MSH66A available?
We can source MSH66A 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 MSH66A by Eaton Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MSH66A 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 MSH66A?
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 MSH66A?
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.