MIL-SPEC · Electronic Components
RTH42ES750J
Resistor, Thermal
Part NumberRTH42ES750J
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-01-330-3527 (NSN)
Federal Item NameRESISTOR,THERMAL
Federal Supply Class5905 — Resistors
Zero Power Resistance At Specified57.75 OHMS SECOND RESISTANCE-TEMPERATURE POINT
Thermal Time Constant In Seconds60.0
Terminal Diameter0.017 INCHES MINIMUM AND 0.023 INCHES MAXIMUM
Inclosure TypeHERMETICALLY SEALED
Resistance Tolerance At A Specifie-12.0 TO 12.0 FIFTH RESISTANCE-TEMPERATURE POINT
Style DesignatorROD
Temp Points For Resistance Reading50.0 CELSIUS THIRD RESISTANCE-TEMPERATURE POINT
Zero Power Resistance75.000 OHMS
Body Length0.270 INCHES MINIMUM AND 0.300 INCHES MAXIMUM
Body Outside Diameter0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM
Power Dissipation Constant In Mill2.5
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 RTH42ES750J available?
We can source RTH42ES750J 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 RTH42ES750J by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RTH42ES750J 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 RTH42ES750J?
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 RTH42ES750J?
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.