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MIL-SPEC  · Electronic Components

RTH10AS300J

Resistor, Thermal

Part NumberRTH10AS300J
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameRESISTOR,THERMAL
Federal Supply Class5905 — Resistors
Resistance Tolerance At A Specifie-7.0 TO 7.0 FOURTH RESISTANCE-TEMPERATURE POINT
Ambient Temp At Full Rated Power25.0 CELSIUS
Power Dissipation Constant In Mill15.0
Temp Points For Resistance Reading75.0 CELSIUS FIFTH RESISTANCE-TEMPERATURE POINT
Zero Power Resistance At Specified85.5 OHMS THIRD RESISTANCE-TEMPERATURE POINT
Zero Power Resistance Tolerance In-5.0 TO 5.0
Zero Power Resistance30.000 OHMS
Style DesignatorSPHERICAL
Terminal Type And Quantity2 WIRE LEAD
Test Data Document81349-MILT23648 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA
Inclosure TypeENCAPSULATED
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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

Frequently asked

Is RTH10AS300J available?
We can source RTH10AS300J 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 RTH10AS300J by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RTH10AS300J 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 RTH10AS300J?
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 RTH10AS300J?
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.